Answer:
Scientific method
Explanation:
The scientific method is a systematic process used by scientists to explore observations, formulate hypotheses, and conduct experiments to investigate questions about the natural world. This method includes steps such as observation, hypothesis formation, experimentation, and analysis of results. It is adaptable and applicable to many fields of study.
A series of steps that guide scientists to investigate questions about the natural world is known as the scientific method. This process is integral to the way scientists explore observations, develop hypotheses, and conduct experiments. It typically begins with an observation that leads to a question. Following this, scientists engage in background research to frame a hypothesis, which is then rigorously tested through experimentation. After data collection, the results are analyzed, leading to conclusions that can either support or refute the hypothesis. Importantly, the scientific method is adaptable and can be applied beyond traditional scientific disciplines, embodying a standardized approach to problem-solving and inquiry.
What's the waste product of electrons and pyruvate combining in fermentation?
Answer:
Lactate
Explanation:
Under the conditions of oxygen scarcity, pyruvate does not enter the Kreb's cycle in the form of acetyl CoA. Rather pyruvate is reduced into lactate by accepting the electrons from NADH. Reduction of pyruvate and oxidation of NADH form lactate and NAD+. The process is called lactic acid fermentation.
Here, the NAD+ enter the glycolysis to continue the energy production while lactate is a waste product.
If you repeat an experiment and the results are very different from the results you got the first time, the next step would be to
a. trust the second results.
b. try a different experiment.
c. decide which results are better.
d. repeat the experiment again.
Answer:
repeat the experiment again.
Answer:
repeat the experiment again
plzzz mark me the brainliest
Radio tagging of animals is a way to save many endangered animal species. How do scientists use radio tagging to help them save animals? A) Scientists can track the movements of the endangered animals. B) Scientists can study the movements of the animals' predators. C) Radio tags act as bait for the prey of these endangered animals. D) Radio tags keep the predators of the tagged animals away from them.
Answer:
A) scientist can track the movements of the endangered animals
Explanation:
to monitor them
The part of the brain involved in controlling the body's overall reaction to stress is the
I think is the hypothalamus- pituitary-adrenal.
If a red cow (homozygous dominant) is crossed with a white cow (homozygous dominant), what alleles will the offspring have?
Answer:
They would get one allele from each parent.
Explanation:
Because each parent is honozygous dominant, this means that each parent has a pair of the same allele. For example, RR for red cow and WW for white cow. So if we cross them, all their off springs will have a combination of RW.
W W
R WR WR
R WR WR
Answer:
RW
iam really sure
Explanation:
If a red cow (homozygous dominant) is crossed with a white cow (homozygous dominant), what alleles will the offspring have?
Rw
RW
rW
rw
What is the smallest unit of life in the human body?
The cell is the smallest unit of life in the human body is capable of independent existence and comprises all living things as well as the body's tissues.
What is a cell?The cell membrane, nucleus, and cytoplasm make up a cell's three basic structural components. The cell membrane, which encloses the cell, regulates the molecules that enter and exit the cell.
The fact that cells come in distinct, distinguishable packets helps explain why they are regarded as the foundational components of life.
This is due to the fact that every cell is surrounded by a component called the cell membrane, which, like a house's walls, acts as a definite partition between the inside and outside surroundings of the cell.
Therefore, cells in the human body are capable of independent existence and comprise all living things as well as the body's tissues.
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The smallest unit of life in the human body is the cell. All types of cells have common features, which include a nucleus and cytoplasm, that perform vital functions necessary for life.
Explanation:The smallest unit of life in the human body is the cell. Cells form the foundation for life and carry out all the key functions necessary for living organisms.
There are many types of cells in the human body, each with its own function. For example, red blood cells transport oxygen, while skin cells protect the body from external danger.
Despite their differences, all cells share common features such as a nucleus which contains DNA, and cytoplasm which includes the machinery for cell functions.
These components, along with many others, work together to maintain life at the most basic level.
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Which of the following is a polygenic trait in humans?
A.attached ear lobes
B.height
C.widow's peak hairline
Answer:
B; height
Explanation:
Traits are polygenic when there is a wide variation in the trait.
The polygenic trait in humans is option B. height.
What is a polygenic trait in humans?Polygenic traits are traits that are controlled by multiple genes instead of just one. The genes that control them may be located near each other or even on separate chromosomes. Because multiple genes are involved, polygenic traits do not follow Mendel’s pattern of inheritance. Instead of being measured discretely, they are often represented as a range of continuous variation.Some examples of polygenic traits are height, skin color, eye color, and hair color.HeightHuman height is controlled by many genes, in fact, there are over 400 genes related to height, and all of these genes interact to make up a person’s phenotype. This is a very large number, but it makes sense because height is a compilation of the lengths of many different body parts, such as leg bones, the torso, and even the neck.To know more about Polygenic traits, refer to: https://brainly.com/question/12691060
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The term facultative anaerobe refers to an organism that
Answer: It could be referred as an organism that lives in an oxygenated environment.
Explanation: It could be referred as what I said above, because, if oxygen is not present it could die.
A facultative anaerobe is an organism that can survive and grow in both the presence and absence of oxygen.
A facultative anaerobe is an organism that can survive and grow in both the presence and absence of oxygen. These organisms have the ability to switch between aerobic and anaerobic respiration depending on the availability of oxygen. They are capable of living in environments with or without oxygen, and can utilize different metabolic pathways to produce energy.
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Which statement best describes why carbon can form a wide variety of organic compounds? Each carbon atom ionically bonds with atoms of carbon, hydrogen, oxygen, and nitrogen. Each carbon atom covalently bonds with atoms of carbon, hydrogen, oxygen, and nitrogen. Each carbon atom ionically bonds with atoms of oxygen and nitrogen. Each carbon atom covalently bonds with atoms of oxygen and nitrogen.
Answer:
Carbon can form a wide variety of organic compounds because:
Each carbon atom covalently bonds with toms of carbon, hydrogen oxygen, and nitrogen
A carbon atom can have 4 single valence electrons around it. This allows it to form covalent bonds with many different atoms.
Explanation:
Please mark brainliest and have a great day!
Answer:
the answer is "B" on edge
Explanation:
30 POINTS!!!
if anyone knows the levels of classification for blue jays, robins, cardinals canaries and pelicans, YOUR HELP WOULD BE APPRECIATED!!
Answer:
Please refer to the attachments !!!
hope it helps !
The Blue Jay belongs to the animal kingdom (Animalia) and the phylum chordata (Chordata) since it is an animal with a spinal cord. The American Robin is also a member of the animal kingdom (Animalia) and the phylum chordata (Chordata).
Given that it is an animal with a spinal cord, the Blue Jay belongs to the phylum chordata (Chordata) and the animal kingdom (Animalia).
It belongs to the Aves class because it is a bird. The Blue Jay belongs to the Passeriformes order of birds, which also contains perching birds. It belongs to the Corvidae family, which includes the crows. Cyanocitta is the genus and cristata is the particular species.
The American Robin belongs to both the phylum chordata (Chordata) and the animal kingdom (Animalia). It belongs to the Aves class because it is a bird.
The order Passeriformes, which contains perching birds, includes the American Robin. It belongs to the Turdidae family, which includes thrushes. Turdus is the name of the genus, and migratorius is the particular species.
The Northern Cardinal is a member of the animal kingdom (Animalia) and the phylum chordata (Chordata), just like the other species. It belongs to the Aves class because it is a bird.
The Northern Cardinal belongs to the Passeriformes order, which is made up of perching birds. Cardinals make up their family, the Cardinalidae. Cardinalis is the name of the genus and the particular species.
The canary is a member of both the phylum chordata (Chordata) and the animal kingdom (Animalia). It belongs to the Aves class because it is a bird.
The order Passeriformes, which contains perching birds, includes the canary. It belongs to the Fringillidae family, which includes finches. Serinus is the name of the genus, and canaria is the particular species.
Despite not having a distinct species name, the pelican is a bird that belongs to the phylum chordata (Chordata) and animal kingdom (Animalia).
It belongs to the Aves class because it is a bird. The order Pelecaniformes, which includes pelicans and connected species, is where pelicans are categorised. Their genus name is Pelecanus, and they are members of the Pelecanidae family.
Thus, these classification assist scientists in organising and classifying various species in light of their evolutionary connections and similar traits.
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Gene expression is the process whereby genetic information in the cell is used to produce proteins. This is referred to as the central dogma. Match the descriptions of the components of gene expression with the correct terms.
A.The molecule that carries information from the DNA specifying a polypeptide to ribosomes.
B. The synthesis of an RNA copy of a gene.
C. The synthesis of a specific sequence of amino acids on a ribosome.
D. A molecule found in the nucleus of cell that contains the cell's genome.
E. A molecule made of amino acids that correspond to the genetic information in a structural gene.
DNA
TranscriptionmRNA
Polypeptide
Translation
Transcription is the creation of an RNA from a DNA template. The mRNA carries genetic information to ribosomes for translation, where a specific sequence of amino acids, forming a polypeptide, is constructed. The DNA in the nucleus of the cell holds the information for these processes.
Explanation:The process of gene expression involves several key steps and components:
Transcription refers to the synthesis of an RNA copy of a gene (B).mRNA, or messenger RNA, is the molecule that carries information from the DNA specifying a polypeptide to ribosomes (A).Translation is the synthesis of a sequence of amino acids on a ribosome based on the information conveyed by the mRNA (C).DNA is the molecule found in the nucleus of a cell containing the cell's genome. It is the blueprint for building the body's proteins (D).A Polypeptide is a molecule made of amino acids that correspond to the genetic information in a structural gene. These polypeptides fold into complex shapes to form proteins (E).Learn more about Gene Expression here:https://brainly.com/question/33276216
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To protect endangered species from becoming extinct, it’s highly recommended to raise the animals in protected areas such as zoos and wildlife sanctuaries. Although this step could protect them, what challenges do the animals face when these methods are used?
Zoos might help in protecting endangered species from extinction but trapping and keep them in unnatural environment is bad for their health as they limited space to roam around which leads to shorter life expectancy at times.
Challenges of animals in zoo :-Zoos are problematic from ethical point of view. Animals living in unnatural environment shows alteration in their behavior and such conditions may develop serious mental issues in them. Many times staff in wildlife sanctuaries aren't trained this leads to lack of individual treatment of animal. Most of the zoos doesn't really care about animals they use animals for profitable purposes. Zoos might not able to protect endangered species if the conditions are poor there too.
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You need to connect your doorbell. You should select the wire that will a) accept the flow of electrons, b) resist the flow of electrons, c) accept the flow of protons, d) resist the flow of protons
in what age range and development area do individuals begin to have a stronge sense of identity and individualism?
age range. type answer her.
development area. type answer here.
Answer:
age range is between 3-6
Explanation:
by this age, human children are opinionated, discovering their own talents, and have a good sense of who they will become as adults.
Answer:
13-19 years old.
Adolescence.
Explanation:
Adolescence (13-19 years of age) is the age group where the individual has a great psychological development and begins to build his own image, creating his identity, changing the relationship with his parents, creating a strong individualism that will be totally connected to a proper and fickle identity.
This strong sense of indivudualism and the search for identity is generally the main factor in the malaise and the feeling of not fitting into the society that adolescents feel during this phase of psychological development.
Which of the following galaxies do not have a regular structure? A. Spiral galaxies B. Elliptical and barred spiral galaxies C. Irregular galaxies D. Irregular and elliptical galaxies
Answer:
Correct answer is C. Irregular galaxies
Explanation:
An irregular galaxy is a galaxy which does not have a well-defined structure and is not identical to an elliptical or a spiral galaxy. Irregular galaxies do not fall into any class of the galaxies having a distinct size and shape.
These galaxies are rich in dust and gas and do not have a smooth appearance. They appear rough and chaotic in structure when observed through a telescope. Furthermore, these are the type of galaxies which are still not fully understood by the astronauts.
Answer:
C Irregular Galaxies :)
Explanation:
Unlike Spiral & Elliptical galaxies, an Irregular galaxy does not have a defined shape/structure. Basic astronomy. 100%.
tropical rain forests support more species per unit area than any other terrestrial ecosystem. what is one way rain forests are important to the health of the biosphere?
Answer:
Rain forests recycle nutrients. (Apex)
Explanation:
Plants can convert atmospheric carbon dioxide to other carbon based compounds through photosynthesis. Rain forests are the largest carbon revisers and are responsible for most of the oxygen in the atmosphere
Basically they take in carbon dioxide,convert it to oxygen and then release the oxygen back into the environment. Thus helping to prevent the plant from heating up.
Answer:
Their productive organisms quickly recycle nutrients.
What body systems are required when you are eating dinner? Explain how the systems work together.
Answer:
When you eat, the digestive and circulatory systems work together and increase the amount of nutrients in your body. As the nutrients are processed, your stomach sends signals to your brain to tell your body that you are full and to stop eating.
Explanation:
Scientists are conducting a study on the effectiveness of a new drug on memory loss. They are giving some of the test subjects the new drug to find out if it improves their long-term memory.
Which are possible limitations of this study? Check all that apply.
A) Test subjects may want to participate in additional experiments.
B) Test subjects may think they should be paid more.
C) Test subjects may get bored and want to quit early.
D) Test subjects may have to travel during the experiment.
E) Test subjects may have full-time jobs.
This is multiple choice. Thank you for the help!
Answer:
the answer is c) Test subjects may get bored and want to quit early.
Explanation:
Friction is the force that
Answer:
"Dry friction is a force that opposes the relative lateral motion of two solid surfaces in contact."
hopefully this is helpful :3
HURRY!!!! The science of classifying organisms based on features they share is called _____.
A. the phylum system
B. the domain system
C. classification
D. taxonomy
Answer:
Taxonomy
Explanation:
Taxonomy is science centered on classification of species.
Answer:
Taxonomy
Explanation:
Sally was working in the kitchen when she was careless and picked up a hot pan with her bare hand. After healing, Sally continues to feel a loss of sensation on the lateral surface of her palm. Although Sally maintains normal movement in all her muscles, her cutaneous sensation has been impaired. Which nerve was most likely damaged as a result of her burning incident? View Available Hint(s) Sally was working in the kitchen when she was careless and picked up a hot pan with her bare hand. After healing, Sally continues to feel a loss of sensation on the lateral surface of her palm. Although Sally maintains normal movement in all her muscles, her cutaneous sensation has been impaired. Which nerve was most likely damaged as a result of her burning incident? Ulnar Radial Median Musculocutaneous Axillary
Answer:
The median nerve would be the most damaged nerve.
Which structure or substance is responsible for helping filter and clean air as it passes through the trachea and bronchioles?
A. Cilia
B. Saliva
C. Nasal passages
D. Alveoli
Answer: A
Explanation:
because the cilia is in the trachea and it pushes foreign things out as it breathe in air and it pushes out things such as dust and all that
Answer: Cilia
Explanation: Respiration can be defined as the phenomenon in which the exchange of gases takes place between the lungs and outer environment.
The process by which the air is inhaled is known as inhalation and the process y which carbon dioxide is moved out of the body is known as expiration.
The whole of the respiratory track is ciliated that protects the nasal passage by the entrance of the harmful pathogens, dirt and foreign particles. It propels out the foreign particles out of the body by the back and forth movement.
Which if the following best describes why invertebrates isn’t considered a scientifically valid word when classifying animals
Answer:
I believe the answer is b.
Explanation:
All invertibrates share one charistic in common, they have no backbone.
Answer:
The correct answer is option D.
Explanation:
Invertebrates don’t have a common similarity in an anatomical structure that all have. They are different in their structure so they should not be grouped into one group.
All different groups of invertebrates have a different type of symmetry, composition, and anatomically different but there is not a common character except the fact that no one has vertebra.
Thus, the correct answer is option D.
Thyroid-stimulating hormone stimulates the thyroid gland to secrete sex hormones. true or false
Answer:
False
Explanation:
The thyroid gland cannot secrete sex hormones lol
A group of organisms that changes over time is said to
Answer:
The answer is evolution.
A group of organisms that changes over time is said to evolve. Evolution refers to the process where a group of organisms undergoes gradual changes over time, usually leading to species diversification and often increasing complexity.
Explanation:A group of organisms that changes over time can be said to evolve. This relates to the biological concept of evolution. Evolution is the process where an entity, usually a group of living organisms, undergoes gradual changes over time, leading to species diversification and often increasing complexity. For instance, over time, due to natural selection, a group of organisms might develop new abilities or physical characteristics that help them to survive and reproduce better in their environment.
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Unlike a eukaryotic cell, a prokaryotic cell does not have
a. a cell membrane.
b. cytoplasm.
c. a nucleus.
d. DNA.
Prokaryotic cells, unlike eukaryotic cells, do not have a nucleus. They do however, have a cell membrane, cytoplasm, and DNA, which are common features in all cells. option c.
Explanation:Unlike a eukaryotic cell, a prokaryotic cell does not have a nucleus. Prokaryotic cells, such as bacteria, are the simplest form of living organisms and they don't contain a nucleus to store their genetic material, while eukaryotic cells - such as human cells - contain a nucleus where the DNA is housed. Both cell types indeed have a cell membrane and cytoplasm. These common features are fundamental to cell existence and function. Therefore, the answer to your question is option c. a nucleus.
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what is a blastocyst
A. a sperm fused with an egg
B. a structure that nourishes the fetus
C. a ball of about 100 cells
D. an unfertilized egg
Answer: The answer is C
Explanation: it is the answer with 100 (apex)
A sperm fused with an egg is a blastocyst. Thus the correct option is A.
What is blastocyst?Three days after fertilization, a normally developing embryo contain about six to 10 cells. By the fifth or sixth day, the fertilized egg is known as a blastocyst (a rapidly dividing ball of cells).
The inner group of cells will become the embryo. The outer group will become the cells that nourish and protect it.
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Where are many natural gas drill sites located?
Answer:
Explanation:
Did you mean the United States? If you did then Texas Oklahoma and California are the most likely places you would find Natural Gas. Natural Gas and Oil do go together and those states were where the major oil finds were.
what are most genetic disorders that occur in humans?
A.polygenic
B.recessive
C.dominant
D.sex-linked
Answer:
d
Explanation:
Alcohol builds up in the bloodstream after a person consumes more than how many drinks per hour? 1 2 3 4
Answer:
Option B, 2
Explanation:
As per the standard rule if a person taken one drink per hour then he/she gets enough time to burn off the alcohol consumed irrespective of number of drinks taken at the same rate. Hence, there is no accumulation of alcohol in the body.
However, if a person intakes more than one drink per hour then alcohol starts building/accumulating with in the blood stream. After consuming 2 drinks per hour , one is dissolved but the other one accumulates.
Hence, option B is correct.
The human body can metabolize approximately one standard drink per hour. Consuming more than this causes alcohol to build up in the bloodstream, with potential negative effects such as reduced reaction times and lowered alertness. Factors such as body weight, genetics, and consumption rate can affect how quickly alcohol is metabolized.
Explanation:Alcohol is metabolized and removed from the body at a certain rate; this rate slightly varies between individuals, typically being slower in women compared to men. On average, the human body can metabolize approximately one standard drink per hour. Drinking more than this will cause alcohol to build up in the bloodstream, resulting in higher blood alcohol concentrations. Consider that factors such as body weight, genetics, and consumption rate may also affect how quickly one can metabolize alcohol.
Drinking more than the body can metabolize can lead to riskier effects. Some effects of consuming a large quantity of alcohol include decrease in visual acuity, slow reaction times, lowered alertness, and loss of behavioural control. Excessive consumption can result in complete loss of consciousness and in some cases, can lead to health problems such as Fetal Alcohol Spectrum Disorder (FASD) in infants if consumed by a pregnant woman.
It's important to be aware of one's own drinking habits and the potential effects. Practicing moderation and understanding the body's limits when it comes to alcohol can help promote healthier and safer behaviour.
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