The original climax community restoration may not always happen
What are the three domains of life
Answer:
The three domains of life are Bacteria, Archaea and Eukarya.
Explanation:
Three domain system is a classification system of living beings that is based on the comparison of ribosomal RNA.
Bacteria: Which includes all the majority of unicellular microscopic living beings or that form aggregates, without nucleus or cellular organelles, are also characterized by having a peptidoglycan cell wall.
Archaea: Like bacteria, all its members are unicellular and without nucleus although they differ in fundamental things such as the composition of their outer wall or their metabolic pathways, much more complex than those of bacteria, almost close to those of urkaryotes.
Eukarya: Finally, the eukaryotes that were the last to appear evolutionarily speaking, includes all the organisms with nucleus and that present organelles such as mitochondria or chloroplasts, with more complex biochemical routes that allow greater structural complexity, beyond the unicellular ones.
In which one of the following locations can a person hear the echo of a sound?
Answer:
at least 16.6 meters of the reflecting surface
Explanation:
A mother who is visiting the pediatric clinic with her 10-month-old son tells the nurse how pleased she is with her chubby infant. she exclaims, "look how much weight he's gained even though he drinks only orange juice! he won't drink any milk!" what is best response by the nurse?
Answer:
"He's a little overweight."
Explanation:
The baby may be slightly overweight. The nurse should tell this to the child's mother and indicate what steps to take in order for the baby to reach the ideal weight for his or her age.
In feeding the baby at 10 months parents should let the baby eat with their own hands. The baby wants to eat alone and takes all the food to his mouth with his fingers. Parents should let him eat alone and only in the end should they give what was left on the plate with the spoon.
The 10-month-old baby should also start eating more consistent, crumbly foods such as potatoes, peach or pear jam, mashed bread, bits of bread and not just orange juice.
According to the phylogenetic tree diagram, modern birds are most closely related to ___________.
Modern birds are most closely related to theropod dinosaurs, specifically maniraptoran theropods. Evidence for this can be seen in the skeletal similarities and the example of Archaeopteryx, a fossil with characteristics of both groups. Modern birds are classified into three groups and are descendants of a common maniraptoran ancestor.
Explanation:According to the phylogenetic tree diagram, modern birds are most closely related to theropod (maniraptoran) dinosaurs. Evidence of this relationship can be seen in similarities between late (maniraptoran) theropod fossils and birds' hip and wrist bones, as well as the presence of the wishbone, which is formed by the fusion of the clavicles. The birds evolved within the clade Dinosauria, specifically within the bipedal predators group known as theropods.
A well-known fossil that appears to be an intermediate between dinosaurs and birds is that of Archaeopteryx, from the Jurassic period. It shares characteristics with both maniraptoran dinosaurs and modern birds. Despite its dinosaur-like features, Archaeopteryx had feathers modified for flight, a trait unique to birds among modern animals.
The modern birds, or Neornithes, are descendants from their most recent common maniraptoran ancestor and are classified into three major groups: Paleognathae, Galloanserae, and Neoaves. It's crucial to recognize that these classifications are still subject to change due to ongoing phylogenetic revisions.
Learn more about Birds' Evolution here:https://brainly.com/question/33444785
#SPJ11
Select all that apply.
Which of the following are characteristics of eukaryotes?
A. single- or multi-celled structure
B. no distinct nucleus
C. membrane-bound organelles
D. cell(s) larger than prokaryotes
The characteristics of eukaryotes include: single- or multi-celled structure, membrane-bound organelles, and cells larger than prokaryotes. They do not lack a distinct nucleus, but have a clearly defined one.
Explanation:In the world of biological sciences, it is known that eukaryotes have several key characteristics that differentiate them from prokaryotes. The characteristics of eukaryotes include:
A. single- or multi-celled structureC. membrane-bound organellesD. cell(s) larger than prokaryotesContrarily, eukaryotic cells do not have B. no distinct nucleus, rather they have a clearly defined nucleus that houses their genetic material.
Learn more about Eukaryotes here:https://brainly.com/question/29119623
#SPJ6
What characteristic of agar makes it a useful solidifying agent for growth media? select one:
a. it can be completely liquefied at 42°c?
Which of the following describes how bacteria can receive or exchange genetic material?
(A) In transformation, some bacteria pick up pieces of DNA from the environment.
(B) In conjugation, two bacterial cells temporarily join and transfer genetic material between them.
(C) In transduction, viruses infect bacteria, carrying gene from one cell and injecting them into another.
(D) All responses apply
n your senior year at Jackson High, Coach Brown asks you to go to the equipment room and pick up a package to take to the main office. You've never been on a high school sports team, but you manage to locate the equipment room and pick up the package as requested. According to cognitive learning theory, you are benefiting from _______ learning
A. conscious
B. tacit
C. observant
D. latent
Answer:
The correct answer is option D, that is, latent.
Explanation:
A theory, which illustrates that how things are learned by instincts is known as a cognitive learning theory. Three kinds of cognitive learning prevail, these are observational, latent, and insight learning. Latent learning is a kind of learning in which an apparent reinforcer is not present and the learning may not be perceived until a reward is present.
In the given question, one is able to do what the coach has asked to do as the mentioned individual is conversant with the usual layout of the school and one does not need to be a sportsman to find a package in an equipment room.
Michael is suffering from the flu. His mother prepares some soup for him, but he finds that the soup tastes bland. The perceived blandness happens because the receptors in his are affected by his congestion. That means the receptors can’t combine with his to sense the flavor of the soup.
The perceived blandness happens because the receptors affected by his congestion is that in his; Nose.
The receptors in his nose can’t combine with the receptors in his; Taste buds
In humans, we have five major senses namely;
TouchSmellTasteHearSeeingNow, we are told that he is suffering from the flu and that his taste of the soup tastes bland. Due to the flu that has blocked his nose, we can say that the blandness happens because of the receptors in his nose.
Secondly, since it is taste it means that the receptors in his nose can't combine with that of his taste buds properly to taste properly.
Read more about the sense of taste and smell at; https://brainly.com/question/11559472
What do these results suggest about the role of calcium in bones? is it important? why or why not?
Answer:
Role of calcium
1. It act as messenger in extracellular communication
2. it help in muscle contraction during locomotion and exercise.
3. it is a primary ion released in synapses of neuron to conduct nerve impulses.
4. It mineralizes the bones so that bones become stronger.
Absence of calcium in bones lead to diseases
For calcium deficiency word Hypocalcemia is used. It happened when calcium level drops in body results in low blood calcium level. This deficiency cause osteoporosis, teeth deformation and brain damage.
Which of the following best describes the cell cycle
Answer:
Cells spend more time in prophase than any other phase, where DNA condenses to prepare for division.
Cells spend the most time in interphase, where they grow and their DNA replicates.
Cells spend approximately equal amounts of time in each stage of mitosis and die after cytokinesis.
Cells spend about half of their life in anaphase since separating chromosomes requires a lot of energy.
Explanation:
I answered B
A 73-year-old patient is admitted from a long-term care facility with fever and chills. blood cultures identify the presence of escherichia
The presence of Escherichia coli is identified in the blood cultures. In this case, the physician was able to diagnose Septicemia, blood infection, bacteremia, or blood poisoning. This happens when a bacterial infection from the other parts of the body, such as in the skin or lungs, enters our bloodstream.
Septicemia is normally quite severe. A lot of types of bacteria can cause septicemia, although, the exact source of this infection cannot be determined.
To add, this type of infection must be treated immediately in the hospital because it can quickly become life-threatening and if not treaded instantly, it can progress to sepsis.
Transcription is the transfer of genetic information from _______.
Transcription is a biological process where the genetic information is transferred from DNA to RNA. During this process, a strand of DNA is used as a template to synthesize a complementary strand of messenger RNA (mRNA). The mRNA is then used in the process of translation to create proteins.
Explanation:Transcription is the transfer of genetic information from DNA to RNA. This vital process occurs within the cell nucleus. In simple terms, the DNA unwinds and the enzyme RNA polymerase copies one strand of the DNA to make a complementary strand of messenger RNA (mRNA). This mRNA strand is then used as a template to synthesize proteins during the process of translation. Hence, it is through transcription that the instructions for creating proteins - the building blocks of life - are passed from DNA to mRNA.
Learn more about Transcription here:https://brainly.com/question/32921071
#SPJ12
How can cyanobacteria, in contrast to saprotrophic bacteria, live in an environment that lacks organic nutrients?
Which of these would be the end of meiosis I and the beginning of meiosis II?
A) Mature ovum
B) Polar bodies
C) Primary oocyte
D) Secondary spermatocytes
The end of meiosis I and the beginning of meiosis II is marked by the formation of secondary spermatocytes in males and secondary oocytes in females.
Explanation:The correct answer is D) Secondary spermatocytes.
Meiosis is the process of cell division that produces gametes (sperm and eggs). It consists of two stages: meiosis I and meiosis II. Meiosis I is the reduction division, where the number of chromosomes is halved, and it begins with the separation of homologous chromosomes. The end of meiosis I and the beginning of meiosis II is marked by the formation of secondary spermatocytes in males and secondary oocytes in females.
In meiosis II, the goal is to separate the sister chromatids. The end result of meiosis II is the production of four haploid cells (gametes) that each have half the number of chromosomes as the parent cell.
Learn more about Meiosis here:https://brainly.com/question/32192580
#SPJ6
Which biome is characterized by the highest annual rainfalls and primary productivity?
A biome that is characterized by the highest annual rainfall and primary productivity is known as the tropical rainforest.
What is a Biome?A biome may be defined as a very large area that is characterized by a particular type of vegetation. In a more simple sense, a biome is a very large area that is running in nature in an unmanaged way. Some examples of biomes may include tropical rainforests, coral reefs, grasslands, etc.
Some characteristics of tropical rainforests are as follows:
It possesses very high annual rainfall.A biome of tropical rainforests has a high average temperature.It also has nutrient-poor soil and high levels of biodiversity (species richness).Tropical forests have the highest biodiversity and primary productivity of any of the terrestrial biomes.
Therefore, a biome that is characterized by the highest annual rainfall and primary productivity is known as the tropical rainforest.
To learn more about Tropical rainforests, refer to the link;
https://brainly.com/question/1146251
#SPJ2
Your question seems incomplete. The most probable complete question is as follows:
Which biome is characterized by the highest annual rainfalls and primary productivity?
Grasslands.Tundra.Tropical rainforests.Savannah."about how many calories are in one serving (14-17 grams) of alcohol?"
Damage to the adrenal gland can lead to an increased need for which dietary substance?
Which of the following is an example of a mineral
Final answer:
Quartz is an example of a mineral, which is a natural, inorganic solid with a chemical composition and crystalline structure. Minerals such as calcium and potassium are vital for bodily functions and are found in many everyday items. Granite is a rock composed of various minerals, including quartz.
Explanation:
Quartz is an example of a mineral that is one of the most common and recognizable in the Earth's crust. Minerals are defined as naturally occurring, inorganic solids with a definitive chemical composition and a crystalline structure. For instance, quartz has the chemical formula SiO2 and is prevalent in many types of rocks, including granite, arkose sandstone, and gneiss. These rocks, despite containing the same minerals, can form in various ways due to different geological processes.
Minerals are not only key components of rocks but also essential to human biology. They are crucial for various body processes; for example, calcium is necessary for strong bones and teeth, while potassium is needed for normal nerve and muscle function. Everyday items such as toothpaste, table salt, makeup, and technology like cellphones all contain minerals, demonstrating their ubiquitous presence in daily life.
Moreover, rocks like granite are composed of multiple minerals, including K-feldspar, quartz, plagioclase feldspar, and biotite, as seen in educational resources like Figure 2.1. These minerals contribute to the overall composition and characteristics of the rock, and they can be identified using tools and analyses in geological studies.
Protists use cilia to move within their habitat, but ciliated human cells like those in the bronchi are always anchored to one another and to an extracellular matrix; what benefit does cilia provide these cells?
in 2008 a tornado swept across the northern part of Lake city, Florida damaging about 50 homes and a dozen business establishments. What would people in Lake city, Florida most likely do if a tornado alert is sounded?
A) they would rush to high lands
B) they would install heaters in their houses
C) they would find a safe room within a building
D) they would buy a tornado detecting instrument
Answer:
The correct answer is option C, that is, they would find a safe room within a building.
Explanation:
On the basis of the safety tips, which is generally released by the government, it is usually instructed that at the time of a tornado, the individuals should go in the interior room, that is, on the lowest bases of their houses, and the rooms should be without any window. It is also suggested that when the situation arises, one should get beneath a furniture and should use the arms and hands to protect the neck and the head.
How would you distinguish a scientific theory from a scientific law
Develop a hypothesis regarding how using contaminated or purified water might affect plant biodiversity. which pot do you believe will contain the greatest biodiversity (greatest number of species)? why?
do elephants know how to swim
After a long and frustrating course of constant vaginal pain, a 38-year-old woman has been diagnosed with generalized vulvodynia by her nurse practitioner. what treatment plan is her nurse practitioner most likely to propose
Why is e = hv important in pv cell considerations?
The equation E = hv is important in PV cell considerations because it explains how the energy of a photon is directly proportional to its frequency, which determines whether an electron can be knocked loose to contribute to the electrical current in a PV cell.
Explanation:The equation E = hv, where E represents the energy of a photon, h is Planck's constant, and v is the frequency of the photon, is crucial in understanding the functioning of photovoltaic (PV) cells. This relationship is important because it shows that the energy of the photons striking the PV cell is quantized and directly proportional to the frequency of the light. PV cells convert light energy into electrical energy, and the threshold energy level, known as the band gap, is pivotal. Silicon, commonly used in PV cells, has a band gap of 1.1 eV; a photon must have at least this much energy to knock an electron from the valence band to the conduction band. If these electrons reach the PV cell's junction, they are swept across and contribute to the electrical current, thereby generating power.
Efficiency in PV cells corresponds to the usual chance that an incoming photon will have sufficient energy to liberate an electron and ultimately lead to a current. Overvoltages are necessary in electrolytic processes because of the required additional driving force to overcome barriers, similar to those faced by electrons in a PV cell. Design considerations for PV cells focus on maximizing the conversion of photon energy to useful current by leveraging the E = hv relationship.
A physical therapist wants to determine the difference in the proportion of men and women who participate in regular sustained physical activity. what sample size should be obtained if sheshe wishes the estimate to be within fivefive percentage points with 9999% confidence, assuming that
This type of nervous tissue contains neuronal cell bodies, dendrites, unmyelinated axons, axon terminals, and neuroglial cells. gray matter white matter nissl bodies ganglia nuclei
A child who consumes adequate calories but insufficient amounts of protein is most at risk for developing
Temperature is an important physical feature of an ecosystem. which option below shows a correct, direct relationship between temperature and organisms in an environment?