Answer:
Birds can keep themselves warn without any external heat source which is not the case with reptiles and amphibians
Explanation:
Birds are able to generate heat means they are endothermic. They generate heat through various metabolic processes. They have air pockets beneath their feathers to insulate their bodies during cold temperatures. Feathers which are modified reptilian scales help birds to streamline their exterior body and structure feathers in a way that it insulates the body.
Name 5 high energy substrates of metabolism in the order of their energy of hydrolysis
Answer:
A summary of metabolism. The unity of life. Biological energy exchanges. ...
The fragmentation of complex molecules. The catabolism of glucose. Glycolysis. ...
The combustion of food materials. The oxidation of molecular fragments. ...
The biosynthesis of cell components. The nature of biosynthesis. ...
Regulation of metabolism. Fine control.
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The unit talks about various astronomical tools, but satellites don't
make the list—why? Explain how satellites help us learn more about
the Earth from space and analyze whether they can also help us
learn more about space.
Answer:
NASA satellites help scientists study Earth and space. Satellites looking toward Earth provide information about clouds, oceans, land and ice. They also measure gases in the atmosphere, such as ozone and carbon dioxide, and the amount of energy that Earth absorbs and emits.
Explanation:
the energy role responsible for capturing the energy from the sun and turning it into food is a
A. producer
B. Consumer
C. Decomposer
Answer:
A. Producer
Explanation:
The primary source of energy for almost every ecosystem on Earth is the sun. Primary producers use energy from the sun to produce their own food
Answer:
Hi, there the answer is A. producer
Explanation:
All food chains start with energy from the sun. This energy is captured by plants. Thus the living part of a food chain always starts with plant life and ends with an animal. Plants are called producers because they are able to use light energy from the sun to produce food (sugar) from carbon dioxide and water.
In simple staining with a basic dye, do the gram-positive and gram-negative bacteria differ in retaining color?
Answer:
The above shows the procedures of the Gram's staining method, The result and important of colour in differentiating the bacteria. A little insight into staining endospore.
Explanation:
Stainings is a reagent or dye used to stain microscope specimens so as to make some structures visible.
Peptidogycan is a derivative polymer of glycan and peptides found in bacterial cell walls and varies in compositional concentration from species to species.
Cell wall- A thick, fairly rigid, layer formed around individual cells of bacteria, Archaea, fungi, plants, and algae (but not animals and other protists which generally have cell membranes without cell walls). The cell wall is external to the cell membrane and serves a structural function helping the cell maintain its shape and protecting the cell from damage.
There different types of staining techniques and classification based on the aim of the experiment and here is a few;
The etymology is from Gram + positive, is named after Dan ish bacteriologist Hans Christian Gram, who invented the Gram staining technique.
Used in bacteriology , bacteria that stains dark blue or violet after Gram staining, due to large quantities of peptidoglycan in the cell wall are gram positive.
And gram-negative bacteria is one that is not stained violet by Gram's method.
A spore is thick resistant particle produced by a bacterium or protist to survive in harsh or unfavorable conditions.
Spore staining (malachite green) however can be used to differentiate sporulating bacteria species.
The above shows the procedures of the Gram's staining method, The result and important of colour in differentiating the bacteria. A little insight into staining endospore.
Please help need this like rn please god help me
Answer:
a) Land plants and tiny water plants
b) frog, fox and heron
c) In the image
d) Water fleas an diving beetles
e) Heron and perch
f) Insects and diving beetles will overpopulate (more so insects) and some foxes and herons might die because of a decrease in food availability.
HELP QUICK PLEASE
Select the hotspot that shows metaphase.
how is predatory satiation an evolutionary adaption
Explanation:
If one species cannot then adapt an appropriate defense, they may go extinct. In this way, the predator prey relationship often forms an “evolutionary arms race”, in which eat species rapidly evolves to counter the oth
If a scientist wanted to follow Mendel’s experiment with a different kind of plant, which type of plant would she examine?
Answer: Pure line plant
Explanation:
Pure line plants are those plants that are used for breeding and selecting organisms with a desire trait to a number of generations until the wanted trait is established. Mendel had chosen pea plant for his experiments and that was a pure line species. It was bred to many generations so as to obtain the desired trait in successive generation. The plants were utilized to study the laws of inheritance. Also it was noticed that one trait being recessive in one generation will be expressive in other generation.
Please tell me what to do
Is water wet? Is milk wet as well? Just curious.
What is in this picture?
Answer:
Dino DNA!
Explanation:
No seriously though its DNA
Answer:
dna
Explanation:
some type of dna
After many years of normal function, a cell begins producing different proteins than it produced before. Propose two different explanations for this change.
Answer:
Explanation:
In order to produce different proteins, mutations must occur in the genetic material of the cell. We distinguish gene and chromosome mutations. Mutations in the level of genes are called point mutations because only one to several nucleotides are changed. These processes are known as deletion, insertion, and substitution. Mutations can also appear in chromosomes altering their number and structure. There are four types of mutations: deletion, duplication, inversion, and translocation.
Cells are the functional unit that has a specific activity to perform. The alteration of the cell function can be due to gene or chromosomal mutations.
What are gene and chromosomal mutations?A change in the sequence of the DNA of the gene causes gene mutation and affects the gene or the part of the DNA of the chromosome. They occur in a single place and are called point mutations.
The point mutation is the alteration, addition, deletion or inversion of the single nucleotide base pair of the gene.
The chromosomal mutation affects the whole chromosome and alters the shape and size of the chromosomes. It leads to the increase or the decrease of the ploidy and structural shape.
Chromosomal mutation can be due to translocation, deletion, inversion and duplication of the chromosomes. Their increase or decrease affects the genome as a whole.
Therefore, alteration of the cell can be due to chromosomal or gene mutation.
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What is added during DNA extraction to lyse cells?
Answer:
There are 3 basic steps involved in DNA extraction, that is, lysis, precipitation and purification. In lysis, the nucleus and the cell are broken open, thus releasing DNA. ... Alcohol (e.g isopropanol or ethanol) is then added, causes precipitation of DNA from the aqueous solution since it does not dissolve in alcohol.
Explanation:
If a pure red flower is crossed with a pure white flower and neither allele is completely
dominant over the other, what will the offspring's phenotype look like?
y. 100% red flowers
z. 100% white flowers I
aa.50% red flowers and 50% white flowers
bb. 100% pink flowers
Answer:
100% pink flowers
Explanation:
If neither allele is dominant, it will create incomplete dominance. So the offspring will neither be red nor white, the offspring will be pink.
thin vessels, similar to veins, that carry lymph to lymph nodes
Answer:
[tex]\begin{gathered}\huge\bold\purple{Lymphatic Vessels} \\ \\ \huge \end{gathered}[/tex]
Thin vessels, similar to veins, that carry lymph to lymph nodes are called lymphatic vessels or just lymph vessels.
ʰᵒᵖᵉ ⁱᵗ ʰᵉˡᵖˢ
[tex] \huge\blue{ \mid{ \underline{ \overline{ \tt ꧁❣ ʀᴀɪɴʙᴏᴡˢᵃˡᵗ2²2² ࿐ }} \mid}}[/tex]
explain how mammalian skin adapted to its function
Answer:
IDONT KNOW
Explanation:
SRY
What is evolutionarily classification
Answer:
A monophyletic group must include all species that are descended from a common ancestor, and cannot include any species that are not descended from that common ancestor. Modern evolutionary classification uses a method called cladistic analysis to determine how clades are related to one another. Evolutionary taxonomy, evolutionary systematics or Darwinian classification is a branch of biological classification that seeks to classify organisms using a combination of phylogenetic relationship (shared descent), progenitor-descendant relationship (serial descent), and degree of evolutionary change.
Explanation:
The goal of phylogenetic systematics, or evolutionary classification, is to group species into larger categories that reflect lines of evolutionary descent, rather than overall similarities and differences.
Why will individuals have brown eyes rather than a blue eyes?
Question 6 options:
a)
Brown eyes is a mutation.
b)
Blue eyes is recessive.
c)
Blue eyes is dominant.
Which change would cause an increase in the size of a population?
Answer:It would be a migration
Explanation:
The answer is migration. It is described as the movement of people from place to place and permanently at the new location.
Similarly, migration will be seen growing old in prosperous areas and boom it in bad ones. Most nations and areas experiencing populace lower accomplish that specifically because of natural change (the distinction among births and deaths), at the same time as areas which advantage populace accomplish that specifically because of extra-migration.
What are the effects of migration in the area? Migration has an effect on the populace of the 2 unique areas. It will increase the populace of the place (new place), in which human beings migrate on the lookout for process possibilities, and reduce the populace of the region in which human beings migrate from. The charge of populace boom is the charge of herbal boom blended with the results of migration. Thus the excessive charge of the herbal boom may be offset via way of means of a massive out-migration, and a low charge of the herbal boom may be countered via way of means of an excessive stage of in-migration.Hence clear that migration change would cause an increase in the size of a population.
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How have crops and livestock been
improved over the years?
A. They have naturally evolved.
B. Organisms are bred with other organisms possessing
desired traits.
C. Organisms have not really changed much in the last 300
years.
multiple choice question
Answer:
C) Sodium ions
Bacteria in the tropical rainforests ___________.
A. Make many animals sick
B. Make many plants sick
C. Add nutrients to the soil
D. Add disease to the biome
Bacteria in the tropical rainforests add nutrients in the soil.
What are the functions of nutrients?A nutrient is a substance used by an organism to survive, grow, and reproduce. The requirement for dietary nutrient intake applies to animals, plants, fungi, and protists.
Nutrients are chemical compounds in food that are used by the body to function properly and maintain health. Examples include proteins, fats, carbohydrates, vitamins, and minerals.
A nutrient is a substance required by the body for survival, growth, and reproduction. In other words, nutrients are what give us energy and allow our bodies to perform their essential functions. Every organism on our earth needs nutrients; they are necessary for life.
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Help me please omggg I need help I am begging y’all
Answer:
the answer is D
Explanation:
it is better explain and it could pullout water
What is taxonomy?
a.
the scientific study of how living things are classified
b.
the name of Aristotle’s classification system
c.
the process used by geologists to classify rocks
d.
the process of observing an organism’s behavior
Please select the best answer from the choices provided
A
B
C
D
Answer: B.
Explanation: It was Aristotle who first introduced the two key concepts of taxonomy as we practice it today: classification of organisms by type and binomial definition. Aristotle was the first to attempt to classify all the kinds of animals in his History of Animals (Historia Animalium in Latin). He grouped the types of creatures according to their similarities: animals with blood and animals without blood, animals that live in water, and animals that live on land.
<3 Bee
Humans depend upon a variety of Earth's natural resources. Certain resources should be conserved because humans are able to consume them much faster than they can be replaced by natural processes.
Which of the following is a resource that should be conserved?
wind coal
oil (petroleum)
natural gas sunlight geothermal energy
Answer:
Explanation:
coal
oil
natural gas
These are the big three. Of the three, oil is the most important. It is relatively clean burning -- relative to coal which might be more abundant.
Natural gas is more abundant, but it is awfully hard to store.
If all else fails, coal, but coal is a very dirty burn.
Explain the processes of headward erosion and stream piracy
Headward erosion is the upstream erosion of a stream channel, while stream piracy occurs when one stream captures the drainage of another stream, causing it to divert its flow.
What is headward erosion?The process of headward erosion can lead to stream piracy when the channel of one river extends far enough upstream to intersect with the channel of another river. When this happens, the more powerful river may start to capture the flow of the weaker one, gradually eroding its channel and redirecting its water into its own channel. This can cause significant changes to the landscape and ecology of the affected areas, as the water flow and sediment patterns are altered.
Both headward erosion and stream piracy are natural processes that occur over long periods of time, and they can have important implications for the evolution and development of river systems. They can also have significant impacts on human activities, such as agriculture, infrastructure, and land use, especially when they result in changes to water flow or drainage patterns.
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Which of the following is NOT a place that releases enzymes for digestion?
Answer: D. esophagus
Explanation: Because esophagus uses muscles and does not use enzymes to digest. It only transports food to the stomach and then goes further into the digestive system.
Why not your mouth because it uses the enzyme Amylase, which helps break down complex carbohydrates. It is also produced by the mouth. Lipase, which breaks down fats. Protease is a protein-breaking enzyme that breaks down proteins.
Your stomach also uses enzymes as your intestine.
I hope I helped!
When examining genotypes you can determine dominant traits will be seen in the phenotype because
The products of the glycolysis of one molecule of glucose can drive the citric acid cycle
Answer:
Since glycolysis of one glucose molecule generates two acetyl CoA molecules, the reactions in the glycolytic pathway and citric acid cycle produce six CO2 molecules, 10 NADH molecules, and two FADH2 molecules per glucose molecule
The products of glycolysis alone are not sufficient to directly drive the citric acid cycle (also known as the Krebs cycle or the tricarboxylic acid cycle).
However, the output of glycolysis, specifically pyruvate, is a crucial substrate that enters the mitochondria, where it undergoes further processing before entering the citric acid cycle.
The energy carriers, specifically NADH and FADH2, play a crucial role in driving the electron transport chain, the final step of cellular respiration.
The electron transport chain uses the energy from NADH and FADH2 to generate a large amount of ATP through oxidative phosphorylation.
Thus, while the products of glycolysis do not directly drive the citric acid cycle, they contribute to the overall energy production and supply the necessary substrates, such as acetyl-CoA, which is essential for the initiation of the citric acid cycle.
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Why is purification of water and nutrient salts so important in studies involving mineral nutrition using hydroponics?
Answer:
Hello!!!
Explanation:
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