The pictures show changes that occurred between 2006 (left image) and
2015 (right image). Which of the following efforts had the most impact on
these changes?
Tot On Down

A. The Paris Agreement

B. The Antarctic Treaty

C. The Montreal Protocol

D. The Kyoto Protocol

Answer:

A is the answer of this question

The best description for protein molecules in a cell is that they are long, folded chains of amino acids that can form various cell parts. They perform numerous roles within the cell due to their array of structures and shapes.

The statement that best describes some protein molecules in a cell is: proteins are long, folded chains that can form various cell parts (option a). Proteins are indeed composed of chains of amino acids which fold into complex three-dimensional shapes. These varying shapes and structures enable proteins to fulfill a wide variety of roles within the cell, from being part of the cell's structural framework to acting as enzymes catalyzing biochemical reactions. In contrast, options b, c, and d are inaccurate descriptions. Proteins are not composed of starches or glucose, nor are they synthesized in the nucleus. Instead, protein synthesis primarily occurs in the ribosomes in the cytoplasm.

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Answer:

Gene- DNA - Chromosome- Nucleus

Explanation:

A gene is a sequence of nucleotide bases that specifies certain products; RNA or proteins. It is the segment of DNA that holds the information to build and maintain an organisms cell and also pass genetic traits to offsprings. Hence, it is the molecular unit of heredity in living organisms.

The DNA is a long double-helical structure that stores the genetic information in our cells. It consists of two long polynucleotide chains composed of the four nucleotides subunits (A,C,G,T).

In order for the long strand of DNA to fit into the cell's nucleus, it is coiled around certain proteins called HISTONES to form Chromatin, which undergoes further coiling and organization to to linear CHROMOSOMES.

The chromosomes are structured within the nucleus, that are made up of the cell's genetic material (DNA). In eukaryotic cells, the nucleus houses the cell's DNA and directs protein synthesis (expression of the information encoded by genes).

The accurate flow chart should demonstrate the progression from gene to DNA, then to chromosome, and finally to nucleus. This reflects the hierarchical structure of genetic material within a eukaryotic cell, from the specific segments coded by genes, to the compaction of DNA into chromosomes, located within the nucleus for gene expression.

The correct flow chart that shows the relationship between the cell structures listed should reflect the hierarchical organization of genetic material within a eukaryotic cell. It begins with the most fundamental unit, the gene, which comprises a segment of DNA coding for a particular protein or function. This DNA is organized into structures called chromosomes, which are found within the nucleus of the cell. Therefore, the accurate flow reflects this progression: gene Right-arrow DNA Right-arrow chromosome Right-arrow nucleus.

This is also supported by the fact that a gene is a specific locus on the DNA sequence that codes for a particular trait, and many genes are located on a single chromosome. These chromosomes, made of DNA wrapped around histone proteins, then form the genomic content within the nucleus of the cell. The structure and organization of chromosomes ensure that DNA is compacted yet accessible for gene expression.

The relationship between these cellular structures is crucial for understanding genetics, cell biology, and the processes of gene expression and regulation.

B. Nuclear Energy is the only logical answer

Answer:

The percentage of people who live in poverty.

(gradpoint)

Explanation:

Answer:

POVERTY RATE

Explanation:

gradpoint

Answer: Competition is when two organisms fight for the same resources

Explanation:

Answer:

B. Living organisms use matter and energy for their life processes

Answer:

The answer is B. Living organisms use matter and energy for their life processes

Explanation:

Its the correct answer trust me

Answer:

RBC burst when placed in pure water , Ans C -The water rushes into the cell. Cell swells and burst.

Explanation:

This can be understand by understanding OSMOSIS

      Movement of water molecule from its higher concentration to its lower concentration through a semipermeable membrane is called OSMOSIS.

If cell is placed in any solution in which solute concentration is higher than inside the cell (HYPERTONIC SOLUTION), means water content in cell  is higher then outside environment. Then the water molecule will flow from cell to the outer medium. Water molecule movement continues till concentration of solutes reaches same both in cell as well as in medium.

IF cell is placed in any solution having solute concentration lower than inside   the cell. In this solution water content will be higher and solute concentration will be low (HYPOTONIC SOLUTION). Water movement will be inside the cell from the outer environment. As the result Cell swells and ultimately burst because of excess water content.

IF cell is placed in ISOTONIC SOLUTION, where concentration is same both  in cell and outer environment, No movement of water molecules takes place.

Answer:

uv rays affect the skin, the immune system, eyes

explanation:

The ozone layer acts as a natural filter, absorbing most of the sun's burning ultraviolet (UV) rays. Stratospheric ozone depletion leads to an increase in UV-B that reach the earth's surface, where it can disrupt biological processes and damage a number of materials.

Answer:

The order in that the events forming our solar system occurred was: The Solar Nebula spun faster and faster and flattened into a rotating disk. Most of the gas was pulled toward the center, where it became hot and dense, forming the Sun.

Explanation:

Answer:

The solar nebula spun faster and faster and flattened into a rotating disk. Most of the gas was pulled toward the center, where it became hot and dense, forming the Sun.

Explanation:

The most recent studies still do not explain exactly how our solar system was formed, but one of the most accepted theories says that before the sun and planets existed, what existed in place of the solar system was a gigantic cloud of gases and dust (nebula) ), much larger than the current solar system.

The gases in that cloud would be the ones we know today: oxygen, nitrogen and mainly hydrogen and helium. The dust would be formed by all the other chemical elements: iron, aluminum, uranium, etc. For some reason not yet explained, this cloud found favorable conditions to gather and join in small blocks, which in turn began to come together in larger and larger blocks.

The block that first formed in the center of the cloud is believed to have become so large and heavy that its gravitational force has become strong enough to trap gases very easily. Continuing to attract gases due to the gravitational force, this block increased so much in size and mass that it ended up becoming what we now call the Sun. The smaller blocks that formed around the central block then gave rise to the planets.

Answer:

c)The same group of individuals exhibits a corresponding base-pair substitution in the DNA.

Explanation:

Heredity is a biological phenomenon extremely linked to genetics. This process is characterized by the transmission of genetic information between parents and children, through reproduction.

This genetic information is transmitted through DNA. For this reason, some genetic errors that cause diseases and mutations are passed on to the same person in a family, since they all have extremely similar DNA.

For this reason, we can say that in relation to the question above, the researcher can conclude that the disease is hereditary when the same group of individuals exhibits a corresponding base pair replacement in DNA.

Answer:

There are many questions which arise when testing a new drug. The main question that arises is whether the new drug has passed all the experimental phases and is suitable enough to be used for humans.

The first-pass metabolism has to be questioned for the drug. The side effects of the drug should be kept into consideration and should be questioned.

Questions related to the first trial of the drug have to be kept into consideration.

Final answer:

In vitro experiments of new drugs address questions related to the drug's absorption, distribution, metabolism, and elimination (ADME). They involve various assays to predict how a drug might behave in the human body and are critical for guiding subsequent drug development processes. Although useful, in vitro results need to be validated with in vivo data due to differences in complexity.

Explanation:

Key In Vitro Experiment Questions

In the context of drug discovery and development, an in vitro experiment of a new drug primarily addresses questions related to the absorption, distribution, metabolism, and elimination (ADME) of new chemical entities. These are crucial aspects in the initial phases of drug discovery. Major in vitro model systems are used to investigate these characteristics, enabling researchers to predict how the drug might behave in the human body. Regular validation of in vitro models with in vivo data is essential to ensure that the findings are predictive of how the drug will perform in clinical trials.

During the pharmacokinetic evaluation phase, these in vitro experiments provide valuable insights, such as drug permeability using assays like parallel artificial membrane permeability assays (PAMPA) or cell lines like Caco-2 and MDCK, binding to plasma proteins, liver microsomal stability, and the identification of potential harmful metabolites. It is through these findings that researchers can guide the chemical synthesis of new drugs, hypothesize about the drugs’ behavior in vivo, and design further studies to validate these predictions

Furthermore, based on in vitro data, certain clinical studies may even be waived, as the FDA recognizes in vitro assays as good predictors. However, despite their utility in ranking compounds for further study, in vitro experiments are not always perfectly reflective of in vivo outcomes due to their relative simplicity. Hence, they are often used as an initial screening tool prior to more comprehensive in vivo studies in animal models.

Answer:

The three examples for healthy behavior are as follows, eating healthy, physical exercise, getting proper sleep.

Explanation:

Healthy behavior is one related to the belief of a person and its action for his/her own well being. This is also linked with the healthy lifestyle. Eating healthy will keep us away from various diseases, well we should practice 5 meal a day habit, in future it will help us in maintaining balanced diet.  in the same way physical exercise is important so as to maintain the mental health, physical fitness is necessary remain active and healthy. Proper sleep can provide us good mental health, proper physical health and also gives us better quality of life. It is very necessary for proper functioning of the brain.  

Answer:

Area receives little precipitation.

Explanation:

Answer:

Area receives little precipitation

Explanation:

Edge nuity 2020

Answer:c

Explanation:I just did the test

The term 'Carbohydrate' includes all the others: sucrose, glucose, cellulose, and glycogen. This is because these are all specific types of carbohydrates, with sucrose and glucose being simple carbohydrates and cellulose and glycogen being complex ones.

The correct answer to this question is e. Carbohydrate. This is because carbohydrates act as a broad category that includes all the other choices listed. Sucrose, glucose, cellulose, and glycogen are all specific types of carbohydrates. Carbohydrates are a type of biomolecule, primarily serving as energy storage. Sucrose and glucose are both simple carbohydrates, also known as sugars. Cellulose and glycogen are complex carbohydrates. The latter is primarily stored in animal tissues, especially the liver and muscle. Cellulose is a main substance in the walls of plant cells, helping plants to remain stiff and strong.

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Answer:

C, E, B, D, A

Explanation:

Mitosis is the process by which a cell divides to form two cells. This involves the duplication of the genetic material. Therefore, mitosis begins with one diploid cell (diploid = 2 copies of the genome), and ends with two diploid cells (C).

Mitosis is a widespread process, occurring in all eukaryotic cells. This includes humans, animals, and single cell species (E)

Mitosis generates new daughter cells with the same genetic information as the parent cells, therefore it results in cellular reproduction, and regeneration of the individual organism through faithfully copying the genetic material (B)

Mitosis is a type of cell division. In mammals, a specialized type of cell division called meiosis is the process that is important for sexual reproduction. In some single celled organisms, mitosis can lead to a process of asexual reproduction in which the cell divides in two, producing a replica with an equal number of chromosomes (D)

Mitosis involves the passing on the genetic information, and increasing the number of cells (proliferation). Therefore, it is involved in development and growth of an organism, replacing old cells, and in asexual reproduction (some organisms can perform "budding" to reproduce using mitosis) (A)

Answer:

Grass, bacteria, and fungus.

Explanation:

All of those things are living, making them biotic factors. Water is an abotic factor, as it is not living.

Answer:

Mantle is composed of rocks where as core is composed of metals.

Explanation:

Mantle and core both are part of the earth's crust.  Though there have a difference between them- The mantle is consists of semi solidified rocks and core is consists of hot metals like iron and nickel. Core is the inner most layer surrounding the earth's center. The portion of the interior beyond the crust is called mantle. The core is the densest layer of the earth with its density ranges from 9.5-14.5 g/cm^3 where the density of mantle varies between 2.9-3.3 g/cm^3.

Answer:

Nucleic acids are polymers of individual nucleotide monomers. Each nucleotide is composed of three parts: a 5-carbon sugar, a phosphate group, and a nitrogenous base. Only two 5-carbon sugars are found in nature: ribose and deoxyribose.

Explanation:

Final answer:

A structure with a five-carbon sugar, phosphate group, and nitrogenous base is called a nucleotide. It is the basic building block of nucleic acids like DNA and RNA, where it forms the sugar-phosphate backbone and contains bases for pairing.

Explanation:

The structure that has a five-carbon sugar, a phosphate group, and a nitrogenous base is known as a nucleotide, which is the monomer of nucleic acids like DNA and RNA. Each nucleotide in DNA is made up of deoxyribose, which is the five-carbon sugar, while in RNA, the sugar is ribose. The sugar is connected to a phosphate group at its 5' carbon and to a nitrogenous base at the 1' carbon.

There are four different nitrogenous bases in DNA: adenine, guanine, cytosine, and thymine. In RNA, uracil is used instead of thymine. The phosphate group of one nucleotide can link to the 3' carbon of the sugar in another nucleotide, forming the sugar-phosphate backbone of the nucleic acid strand. The nitrogenous bases pair through hydrogen bonding, which creates the structure of the double helix in DNA.

Answer:

my bio book says its a niche

Explanation:

Answer:

The Kinetic energy of the 6kg cart moving at a speed of 2 m/s at the bottom of the ramp is  12 J

Explanation:

Given:

Mass of the cart = 6 kg

Speed with which the cart is moving =  2 m/s

To Find:

The Kinetic Energy = ?

Solution:

The Kinetic  Energy of the  object is given,

[tex]K.E= \frac{1}{2} m v ^2[/tex]

where

m is the mass of the object

v is the velocity of the object

Now substituting the given values

The Kinetic energy of the 6kg cart moving at a speed of 2 m/s is

[tex]= \frac{1}{2} m v ^2[/tex]

[tex]= \frac{1}{2} (6) (2)^2[/tex]

[tex]= \frac{1}{2} (6)(4)[/tex]

[tex]= \frac{1}{2}\times (24)[/tex]

[tex]= \frac{24}{2}[/tex]

= 12 J

Transfer of newly created plasmids to e coli. The bacteria that contains a plasmid with antibiotic resistance will grow in the presence of antibiotic concludes that the insertion was successful.

The plasmid DNA that contains the foreign DNA when integrated with the competent bacteria which is e coli and heated,  plasmid DNA will be entering into the bacteria by means of some smaller pores that are created in the  membranes of the cell.

The plasmid DNA will be copied many times with the help of the replicating mechanism of DNA of the bacteria. Bacteria will grow on a nutrient rich food called agar after the transformation process. Those bacteria that contains a plasmid containing antibiotic resistance only grow in the antibiotic presence. Transformed bacteria will then grow in larger quantity.

Muscle contraction and active transport, both activities require ATP. Hence, option C is correct.

ATP stands for adenosine triphosphate. It is the energy currency of our body. It is produced in mitochondria during the process of cellular respiration and it is required by our body for many biological processes like muscle contraction and active transport.

In muscle contraction, the role of ATP is to break the myosin-actin cross-bridge and to release actin from this bridge for the next contraction. It also reduces myoplasmic calcium level during muscle relaxation.

In active transport, the cell needs energy for moving molecules against a concentration gradient (from high concentration to low concentration).

Both activities require ATP. Hence, option C is correct.

Learn more about ATP, here:

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Final answer:

ATP is essential for both muscle contractions and active transport processes in cells, highlighting its role as an energy source.

Explanation:

The question Which of the following activities is powered by ATP? refers to the roles of adenosine triphosphate (ATP) in biological processes. ATP is crucial for various cellular activities, including muscle contractions and active transport. Muscle contractions occur when ATP is hydrolyzed to ADP and phosphate, which facilitates the power stroke necessary for muscle fibers to slide past each other. On the other hand, active transport, including both primary and secondary active transport, requires ATP either directly or indirectly to move substances across cell membranes against their concentration gradient.

The correct answer is C. Both a and b are correct. This indicates that both muscle contractions and active transport processes are powered by ATP, showcasing its essential role as an energy currency in cells.

Answer:

Passive Transport

Explanation:

The passive transport is an energy-independent process, which does not use ATP energy. It involves transport of non-polar, uncharged molecules and some small polar molecules through lipid bilayer.

Answer:

passive transport

Explanation:

All of the following processes require the cell to use ATP energy, except passive transport.  I hope that this is the answer that you were looking for and it has actually come to your help.

Answer:

As the video is not available, let's have a general look at some of the adaptations of the sundew plant:

The sundew plants have a mucilage which is a sticky substance. This allows the plant to capture its prey and digest it. This gel-like sticky substance is present on the tentacles as well as the leaves of the sundew plant. This adaptation allows sundew plants to survive even in soils where there are little or no nutrients as they can get the energy from the insects they capture and digest.

The sundew plant has several adaptations that help it survive in its environment, such as sticky traps to capture insects, chemical attractants to lure prey, and enzymes for prey digestion.

An adaptation is a characteristic or behavior that helps an organism survive in its environment. In the case of the sundew plant, it has several adaptations that allow it to thrive.

Overall, these adaptations allow the sundew plant to supplement its nutrient intake and survive in nutrient-poor environments.

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Answer:

Deadly, Wet, and Dangerous

Explanation:

this can be memorized by repeating to yourself DWD

Answer: deadly,wet, and dangerous

Answer:

To emulsify is to force two immiscible liquids to combine in a suspension—substances like oil and water, which cannot dissolve in each other to form a uniform, homogenous solution.

Explanation:

An emulsion happens when small droplets of one solution (the dispersed solution, which is often oil based) are dispersed throughout another (the continuous solution, which is often water based).Emulsions are unstable by nature, so it’s normal for them to separate or break. Emulsification plays a vital role in the breakdown of triacylglycerol (TAG) fats in human digestion. When food reaches the stomach, it mixes with acidic secretions to produce chyme. Small amounts of chyme are then propelled by the pyloric sphincter into the duodenum of the small intestine to continue the digestion process.

Answer:

B. A decline in the native species of beetle

Answer:

Option B: A decline in the native species of beetle.

Explanation:

AP Environmental Science.

Final answer:

Adenosine triphosphate (ATP) is the molecule that provides energy during photosynthesis for the synthesis of glucose. Alongside ATP, NADPH is also produced and used in the process. Both ATP and NADPH are generated from the light-dependent reactions of photosynthesis and are important for converting CO2 and H2O into glucose and O2.

Explanation:

The molecule used during photosynthesis to provide the energy to make glucose is adenosine triphosphate (ATP). During the light-dependent reactions of photosynthesis, solar energy is captured and used to convert ADP and inorganic phosphate into ATP, which then provides the energy necessary for the light-independent reactions, or the Calvin cycle, to produce glucose.

Moreover, the energy carrier molecule NADPH (nicotinamide adenine dinucleotide phosphate) is also generated along with ATP, which also provides the necessary reducing power for the biosynthesis of glucose from carbon dioxide.

The overall process of photosynthesis can be summarized by the chemical equation: 6CO2 + 6H2O + energy -> C6H12O6 + 6O2. This demonstrates that the energy from ATP and NADPH, generated from light energy, is crucial for the conversion of carbon dioxide and water into glucose and oxygen.

Answer:

The answer is Monosaccharides

Leon should focus on consuming monosaccharides, like glucose, which are critical for immediate energy during his big football game. Carbohydrates are the primary and most efficient energy source compared to fatty acids or amino acids for such activities.

Leon should load up on monosaccharides during dinner to ensure that he has enough energy for the big football game. Monosaccharides, such as glucose, are the most common source of energy for ATP production in the body and therefore represent an immediate source of fuel for muscles during exercise. Excess glucose can also be stored as glycogen in the liver and muscle cells for later use.

Carbohydrates, proteins, and fats are key macronutrients that provide energy for athletic performance. However, for immediate energy needs, such as participating in a sports event like a football game, carbohydrates in the form of monosaccharides are the most efficient source of fuel. While fatty acids and amino acids are important for long-term energy storage and muscle repair, respectively, they are less efficient in meeting immediate energy demands compared to carbohydrates.

Answer:

true

Explanation: