practice: photosynthesis visual summary

It is stored in the reduced molecule NADPH and ATP energy released from transfer of electrons establishes a proton gradient across the thylakoid membrane.

Supplement manufacturers assert that chlorophyll has a wide range of benefits, including the ability to increase red blood cells, aid in weight reduction, mend damaged skin, remove toxins, reduce inflammation, and prevent cancer. It's an amazing list, yet only a few of the assertions are supported by research.

Chlorophyll can support healthy hair as part of a balanced diet. It does have anti-aging antioxidants, which may decrease hair loss brought on by aging scalp cells.

To know more about Chlorophyll visit:

https://brainly.com/question/13500580

#SPJ4

Answer: Reproduction of viruses using host cells

Explanation: In the lytic cycle the viruses introduces its genome into a host cell and initiates replication by introducing itself into the host cellular machinery and makes copies of itself and developes  its own mechanism. Once introduced virus particles are released through lysis of the host cell into surrounding waters and produces its effects.

Jackrabbits' large ears are an adaptation for dissipating heat.

Jackrabbits inhabit desert environments where the days are quite warm. Their ears are a coping mechanism for the heat in the desert. Depending on the temperature, a network of blood arteries in the big, thin ears regulates blood flow. They have quite large ears. A jackrabbit's ears are undoubtedly good listeners, but they also serve as radiators.

They enhance blood flow via the ears to remove heat after a race and on warm days. They reduce blood flow through the ears at night to keep you warm and also increase blood flow via the ears to eliminate heat after a race. They keep the body warm on chilly nights by reducing blood flow through the ears.

Learn to know more about adaptation on

https://brainly.com/question/29594

#SPJ4

Answer:

I think the answer is C

Explanation:

Sorry if I'm wrong.

Answer: B

Explanation: Dehydration

The answer is A. carbon monoxide, and, as you say, that pollutant is mainly caused by the burn of fossil fuels providing from the energy transformation industries, like petrol we use in cars for our transportation, for example.

Answer: carbon monoxide

Explanation: trust bro, trust.

It was frequently employed in the 1950s and 1960s to get rid of insects that ate crops.

However, DDT was essentially outlawed in the United States in 1972 after researchers found that birds like the peregrine falcon and bald eagle were eating the pesticide and were unable to hatch offspring due to eggshell weakening.

The peregrine falcon, the fastest bird and fastest animal in the world, is best renowned for its diving speed when flying, which may reach more than 300 km/h (186 mph). The underparts are white to yellowish white, with black bands on the bluish gray upper parts of the bird.

To know more about Peregrine falcon visit:

https://brainly.com/question/11098655

#SPJ9

In the absence of the carbohydrate a, genes x and y are expressed at low levels. when a is introduced, genes x and y are actively transcribed. when the supply of a is exhausted, the expression of x and y drops to very low levels. from this, we can conclude that a is a(n) inducer.

A substance that controls the expression of genes is known as an inducer in molecular biology. An inducer works in two different ways, namely:

1. By turning off the repressors. An inducer binds to the repressor, which causes the gene to be expressed. The repressor cannot bind to the operator because of the inducer's binding to the repressor. The transcription of operon genes can then start by RNA polymerase.

2. By attracting activators. Absent an inducer, activators often bind activator DNA sequences weakly. The complex formed by the binding of the activator and inducer to the activation sequence activates the target gene. Transcription is halted by removing the inducer.

Here is another question with an answer similar to this about gene transcription: https://brainly.com/question/9974125
#SPJ4

According to the given statement at some point, two cells must fuse to become diploid.

The correct option is A.

Human somatic cells are diploid, meaning they have 46 chromosomes, 22 pairs of autosomes, as well as a pair of y chromosome. A pair of chromosomes is one that has each chromosome has two copies.

Most eukaryotes have a diploid chromosomal set in somatic cells, or non-sex cells. These cells hold the organism's full genetic information, or chromosomes, or double the number of haploid chromosomes. As just a result, every cell in an organism contains every gene present in that organism.

To know more about Diploid cell visit:

https://brainly.com/question/12984037

#SPJ4

The complete question is -

Many single-celled eukaryotic organisms have evolved complex life cycles that include sexual reproduction. This means that:

A- at some point, two cells must fuse to become diploid.

B- diploid cells must undergo mitotic cell division in order to reproduce.

C- haploid cells must undergo meiotic divisions to form gametes.

D- complex mating behaviors likely evolved at the same time as sexual reproduction.

Answer: D. in the oceans.

The ocean is the most likely answer to the question as there wasn't enough oxygen in the atmosphere, the land hadn't formed continents and wasn't mineralized enough. Of course, there are many other theories including one that suggests life started in muddy pools in the land warmed by volcanoes. So there really isn't a fixed answer, but I'm fairly sure it is D.

These traits will make the frog live in harsh conditions in its different biomes.

The species, Cyclorana platycephala, has moist skin to undergo cutaneous respiration. It can dig underground chambers and line the chamber with mucous to avoid water loss. This is important to avoid severe conditions of drought when water is scarce.

The frog's ability to slow down its metabolism is also a brilliant feature to avoid harsh conditions of food and water unavailability. These traits allow the frog to survive in conditions that are impossible for other organisms to live in.

What is Cutaneous respiration?

Cutaneous respiration, also known as cutaneous gas exchange, is a type of breathing in which an organism's skin or outside integument serves as the site of gas exchange rather than its gills or lungs. Cutaneous respiration may be used in conjunction with other methods of gas exchange, such as ventilation, or it may function alone.

Therefore, these traits help the frog to live in severe environmental conditions.

To know more about cutaneous respiration, click on https://brainly.com/question/22673336

#SPJ9

A complementation group is made up of mutants and meaning of same complementation group can be described by an experiment of biosynthetic pathway of histidine.

The complementation test is used to determine whether the mutations are in different genes or the same gene.

a) The biosynthetic pathway of histidine is the subject of our experiment.

Histidine biosynthesis is a series of steps mediated by various enzymes whose codes are encoded by various genes. The next step in the pathway is determined by the product of one gene.

Therefore, mutants with a gene X mutation will be unable to synthesize histidine. Histidine is necessary for the growth of those mutants.

+ refers to prototrophs that can grow in minimal media; - refers to auxotroph that need histidine to grow (MM). When mutant A1 mated with itself, the resulting diploid remains auxotrophic due to its homozygous status for the defective allele.

The prototrophy was restored when mutant A1 and mutant A2 were mated, complementing each other.

The same holds true for the other mutants.

This allows us to determine which his-phenotype is recessive in mutants 1 through 14.

b) If a mutant has a mutation in gene X that codes for an enzyme A and another mutant has a mutation in gene Y that codes for an enzyme B. Since both genes are necessary for the histidine biosynthesis pathway, neither mutant can make histidine on its own. However, when mutations are combined, a mutant with a normal copy of gene X on one chromosome will produce ENZYME A, while a mutant with a mutant copy of ENZYME 2 They are grouped together as the same complementation.

c) Mutants that do not complement one another will also be placed in the same group (group 1): A1, A3, A5 group 2, A2, A4, A6 group 3, A7, A8 group 4, A9, and A10.

This makes a total of four complementation groups.

You do a second mutant hunt to screen for histidine mutants and isolate 15 mutants. You find that the his- phenotype is recessive in mutants 1-14, but dominant in mutant 15. You then organize the mutants based on complementation groups

a) Describe the experiment that you performed and the results that you obtained which allowed you to determine that the his-phenotype is recessive in mutants 1-14, but dominant in mutant 15

b) Describe how you would determine complementation groups for each of your mutants and explain what it means if two mutant are in the same complementation group as opposed to in different complementation groups

c) The following is the result of a complementation assay. Here (-) represent no growth on minimal media and (+) represent growth on minimal media. Based on the information provided, arrange the mutants into complementation groups. A1. A2 A3 A4 A5 A7 A8 A9 A10.

Know more about Histidine here: https://brainly.com/question/28536846

#SPJ4

According to the research, the correct answer is C. A bacterium converts light energy into chemical energy represents the photosynthesis process.

It is the process by which light energy is used for the synthesis of carbohydrates from CO2 and a reducing molecule.

In this sense, in nature there is a great diversity of photosynthetic bacterium, which obtain their energy from light to grow through the manufacture of sugars through chemical reactions.

Therefore, we can conclude that some bacteria are photosynthetic microorganisms capable of converts light energy to form sugars for energy.

Learn more about bacterium photosynthesis here: https://brainly.com/question/24245934

#SPJ1

The percentage of their child having the disease will be 50%.

An autosomal dominant condition means that the disease will still occur in the individual if he is heterozygous for the trait. The punnet square between a heterozygous autosomal dominant parent and  autosomal recessive parent will be made to check for the chances in their offspring to carry that condition:

          a         a      

A       Aa         Aa

a         aa        aa

The alleles for the heterozygous autosomal dominant parent are Aa and those for the autosomal recessive parent of the condition are aa.

The results show that there are 50% chance that the children will be heterozygous autosomal dominant for the trait.

To learn more about autosomal dominant, click here:

https://brainly.com/question/13553047

#SPJ4

In glycolysis, a glucose molecule is split into two molecules of pyruvate and energy is harvested as ATP and NADH.

The process of glycolysis is the first stage of cellular respiration. Cellular respiration is the process through which glucose and oxygen react to produce energy in the form of ATP as well as NADH for the cells to function.

During the process of glycolysis, the glucose molecule is broken down. Energy is released by this breaking down of glucose. The glucose breaks into two pyruvate molecules.

The process of glycolysis occurs in the cytosol of a cell and it is a complex process with a series of steps.

To learn more about pyruvate, click here:

https://brainly.com/question/16346028

#SPJ4

In eukaryotes, the components of citric acid cycling and the electron transport chain are located in the inner mitochondrial membrane.

Glycolysis, the citric acid cycle and the electron transport chain are the three stages of cellular respiration through which a cell produces ATP.

In the process of cellular respiration, glucose that is derived from food and oxygen is used to produce carbon dioxide and water along with the release of energy in the form of ATP.

The process of glycolysis for a cell happens in the cytoplasm of a cell. The process of citric acid cycle as well as the electron transport chain occurs in the mitochondria. Hence, the components for both these cycles will be present in the inner mitochondrial membrane.

To learn more about electron transport chain, click here:

https://brainly.com/question/18686654

#SPJ4

Explanation:

i think you will satisfy with it

It is changed into fluorocitrate inside of cells. which forms citrate due to its strong binding and inhibition of an enzyme necessary for cellular respiration.

Citrate synthase changes fluoroacetate into fluorocitrate after oral dosing and intestinal absorption.

Because fluoroacetate is chemically identical to acetate, which plays a crucial function in cellular metabolism, it is extremely poisonous to mammals and insects.

By blocking the Krebs cycle, fluoroacetate has hazardous effects (after being converted to fluorocitrate). Fluoroacetyl coenzyme A, which condenses with oxaloacetate to generate fluorocitrate, incorporates the chemical.

"Trojan horse inhibitor" has been used to describe fluoroacetate. It enters the citric acid cycle and is changed by the enzyme acetyl-CoA-synthetase into fluoroacetyl-CoA, which is then changed into fluorocitrate by the enzyme citrate synthase. Before it interacts with aconitase and stops the citric acid cycle, it is not inhibitory.

Learn more about Fluoroacetate here:

https://brainly.com/question/15187862

#SPJ1

Answer:

1. The specimen perhaps hasn't been stained so no structures can be seen.

2. If a light microscope, perhaps the light isn't turned on.

3. The specimen may not bein focus

4. Microscope not turned on

5. Not smeared enough to see the specimen

6. Specimen is too thick - diffraction barrier of light microscopes in which light can't focus the specimen - Low resolving power of light microscope.

Answer: B

Explanation:

It states amateur climbers ( srry if I got it wrong )

The venous end of the capillary is where reabsorption of fluid into the capillary takes place.

Osmotic pressure is the net force that propels reabsorption—the flow of fluid from the interstitial fluid back into the capillaries—into the body (sometimes referred to as oncotic pressure).

The blood's hydrostatic pressure is the reason behind this (which favors filtration out of the capillary is lowest in the venous end of the capillary.) Cationic Exchange Because capillary hydrostatic pressure (CHP) exceeds blood colloidal osmotic pressure, net filtration occurs close to the arterial end of the capillary (BCOP).

Due to the fact that CHP = BCOP, there is no net fluid movement around the middle. Near the venous end, net reabsorption takes place because BCOP is higher than CHP.

Here is another question with an answer similar to this about venous end of the capillary: https://brainly.com/question/4167819
#SPJ4

A male child acts weird when he is not comfortable with things happening around him which could be as a result of depression, embarrassment, uneaseness or even rejection.

There are countless ways which can make an individual behave strangely in his environment. When the situation of happenings take a particular pattern which does not make one good, the act of weirdness set in. This term "weirdness" can be described in several ways to explain the various reaction which is seen in an individual.

However, in another context, the weirdness of a person may be inform of showcasing or demonstrating certain personalities or characters which is not common among others.

In addition, the weirdness of boy could set in when he likes the other gender and lacks certain ways or approaches to make his intentions known.

In conclusion, we can therefore confirm with the explanation given from above that a boy act weird as a result of unusual circumstances around him.

Read more on boys:

https://brainly.com/question/25761653

#SPJ1

Sloths are so slow moving that algae is able to grow symbiotically in their fur. This algae can be licked out of the sloth's fur to provide it with nourishment.

Answer:

Slow movement helps sloths to acquire food in several ways. Sloths are herbivores that spend most of their time in trees and have a slow metabolism that enables them to survive on a low-energy diet. Their slow movements also help them to conserve energy, which is necessary for them to survive in their natural habitat.The slow movements of sloths also help them to avoid predators, such as jaguars and eagles, that are known to prey on them. By moving slowly, sloths can avoid detection by these predators and remain hidden in the trees where they live.

Sloths have long arms and legs with curved claws that are adapted to their arboreal lifestyle. These claws allow them to hang upside down from branches and move through the trees with ease. Sloths are also able to rotate their heads up to 270 degrees, which allows them to scan their surroundings for potential predators and food sources.

The slow movements of sloths are also beneficial when it comes to acquiring food. Sloths feed mainly on leaves, which are high in fiber but low in nutrients. By moving slowly, sloths are able to conserve energy and digest their food more efficiently. Sloths also have a specialized digestive system that allows them to extract more nutrients from their food than other herbivores.

In conclusion, slow movements aid sloths in acquiring food by helping them conserve energy, avoid predators, and digest their food more efficiently. Their long arms and legs with curved claws, and their ability to rotate their heads up to 270 degrees, also make it easier for them to move through the trees and find food sources.

Explanation:

Answer: Q1. The primary function of the plasma membrane is to protect the cell from its surroundings. Composed of a phospholipid bilayer with embedded proteins, the plasma membrane is selectively permeable to ions and organic molecules and regulates the movement of substances in and out of cells.

Q2. The phospholipids in the cell membrane are arranged in two layers, called a phospholipid bilayer. Each phospholipid molecule has a head and two tails.

 Hope this helps!

Option d.) Bacteria can take up free fragments of DNA from the environment. This is the correct answer.

Competent cells are bacterial cells that take up extrachromosomal DNA or plasmids from the environment. Competent cell generation can be done in two ways- natural competence and artificial competence. Natural competence is the genetic ability of bacteria to take up environmental DNA under natural or in vitro conditions. Bacteria can also be artificially rendered capable of being temporarily permeabilized by DNA through chemical treatment and heat shock. Natural Competence dates back to 1928, when Frederick Griffith discovered that thermal cells prepared from pathogenic bacteria could transform non-pathogenic cells into pathogenic cells.

However, natural capacity and transformation are valid for linear molecules such as chromosomal DNA, but not for circular plasmid molecules.

To know furthermore about Bacterial Cell at

https://brainly.com/question/1400902

#SPJ4

The correct explanation for the type of turtle found on Galapagos islands having high vegetation is that (C) the turtles having genes encoding for long necks were able to survive better till they attained reproductive age.

The two types of turtle which can be found on Galapagos islands is largely determined by their feeding habits. The distinct shape of necks which can be observed in these two types of turtle mainly depends upon the type of adaptation that each species has acquired in response to its surrounding environment.

The turtles found on the islands with high vegetation possessed longer necks as compared to the other type. Since the second type of turtle were found in a region with low-lying vegetation, the need to raise the head in order to feed was eliminated in these type of turtle.

To learn more about genes here

https://brainly.com/question/8832859

#SPJ1

Answer:

Pneumonia can prevent your lungs from moving enough oxygen into your bloodstream, causing less oxygen to be present in blood.

Answer:

"The enzyme speeds up the reaction by lowering the activation energy needed for the reaction to start." "compare the activation energy with and without the enzyme. Enzymes generally lower activation energy by reducing the energy needed for reactions to come together and react."

The i gene region of the dna could contain the mutation. The i gene codes for the repressor of the lac operon.

The repressor of the lac operon is encoded by the I gene. The hydrolysis of the lactose disaccharide into its monomeric components, galactose and glucose, is predominantly carried out by the enzyme -galactosidase, which is encoded by the Z gene.

Most repressor binding site mutation result in decreased repressor affinity and thus reduced binding. Thus, these changes enable constitutive expression, which allows the lac operon to continue to be transcribed (and subsequently expressed) even in the absence of an inducer.

Therefore, the i gene region of the dna could contain the mutation. The i gene codes for the repressor of the lac operon.

Learn more about  i gene region here:

https://brainly.com/question/9253255

#SPJ4