development of the embryo in many aquatic animals in external and we can say that these animals do not take care of their young. why do you think these animals which do not take care of their young produce many eggs? explain your answer​

Answer:

- Most living things need food, water, light, temperatures within certain limits, and air. Living things have a variety of characteristics that are displayed to different degrees: they respire, move, respond to stimuli, reproduce, grow, and are dependent on their environment.

Cells that are in the prometaphase of mitosis are prone to arrest.

During prophase, the nuclear membrane separates, the nucleolus disappears, and the chromosomes condense.

The nuclear envelope separates during the beginning of mitosis as a result of cyclin-dependent kinase. Phosphorylation of INM proteins modifies their interactions with chromatin. Nuclear envelope collapse is necessary for sister chromatid segregation.

The nucleus is encircled by a double membrane known as the nuclear envelope. The largest single organelle in a cell is the nucleus.. The nuclear envelope separates the contents of the nucleus from the outside of the cell. The organism's genes are found on chromosomes.

To know more about  Prometaphase visit:-

https://brainly.com/question/13244347

#SPJ4

The definition of phenotypic ratio is the ratio of different phenotypes existing in the offspring of a cross.

The phenotypic ratio is the relationship between the number of offspring who will have certain traits or a combination of traits. This ratio is typically obtained by carrying out a test cross and then using the relevant data from that cross to determine how frequently a trait or trait combination will be demonstrated based on the genotype of the offspring.

A phenotypic ratio is a quantitative relationship between phenotypes that shows how frequently one phenotype correlates with another. Eye color, height, and even hair texture can all be phenotypes. Genotypes can be used to determine the phenotypes of an organism's offspring via a test cross, and thus the phenotypic ratio.

For more information on phenotypic ratio, visit :

https://brainly.com/question/11552649

#SPJ4

The example that includes only chemical changes that occur in the digestive process is the reaction of saliva, stomach acid, bile, and pancreatic juices with food. Option D.

Chemical changes refer to changes to the chemical properties of substances. In biological reactions, these substances are referred to as reactants.

Chemical changes are different from physical changes. In physical changes, only the physical properties of substances are altered while their chemical properties remain intact.

When a substance changes chemically, its physical properties most often change along. However, this is not in all cases.

Thus, looking at the examples given, their classification into either physical or chemical changes is as follows:

When saliva, stomach acid, bile, and pancreatic juices react with food, the chemical properties of food change because the enzymes convert different components of food from one form to another as part of the process of digestion.

More on chemical changes can be found here: https://brainly.com/question/23693316

#SPJ1

Varicella Zoster is an infectious viral disease causing chickenpox in children and shingles in grown-ups. Inoculation plays a crucial part in avoidance and lessening complications.

Women and noblemen,

Nowadays, I would like to examine a vital and predominant viral disease known as Varicella Zoster. Varicella Zoster, commonly alluded to as chickenpox, is caused by a varicella-zoster infection. It fundamentally influences children, but can too affect grown-ups who have not been already contaminated.

Varicella Zoster presents as a profoundly infectious sickness characterized by a particular hasty, fever, and common disquietude. The infection spreads through coordinated contact or respiratory beads, making it effortlessly transmissible inside families and communities.

Whereas chickenpox is for the most part a gentle ailment in children, it can lead to more serious complications in grown-ups, pregnant ladies, and people with debilitated resistant frameworks. These complications incorporate pneumonia, bacterial contaminations, and in uncommon cases, neurological complications such as encephalitis.

Luckily, the improvement of a profoundly successful antibody has essentially diminished the frequency of Varicella Zoster around the world. Immunization not as it were secures people from the distress and potential complications of chickenpox, but too makes a difference anticipate the infection from spreading inside the community.

In any case, Varicella Zoster doesn't halt at chickenpox. Once the introductory contamination settles, the infection remains torpid inside the body and can reactivate a long time afterward, causing a condition known as herpes zoster, or more commonly, shingles.

Shingles are characterized by a difficult hasty that ordinarily happens in a single dermatome, regularly along the middle or confront. The reactivated infection can cause critical pain and inconvenience, enduring for weeks or indeed months. Moreover, complications such as postherpetic neuralgia, a persistent torment disorder, can happen, especially in more seasoned people.

To combat the chance of shingles, an isolated antibody called the shingles antibody or herpes zoster immunization has been created. This antibody not as it were makes a difference anticipate shingles but moreover diminishes the chance of postherpetic neuralgia.

In conclusion, Varicella Zoster, enveloping both chickenpox and shingles, could be a viral contamination that has critical suggestions for open well-being. We have made significant progress in reducing the burden of this disease through extensive vaccination efforts.

In any case, ongoing efforts to prevent Varicella zoster from returning to our communities and to protect powerless populations require prompt attention and vaccination.

Much obliged to you for your thought. Let's collaborate to ensure a better future for everyone.

Learn more about chicken pox here:

https://brainly.com/question/4024185

#SPJ2

B) Animals/Fish can not digest the enzymes.

Answer:

NAD+ (nicotinamide adenine dinucleotide) is indeed crucial for ATP production, even in anaerobic pathways such as glycolysis followed by fermentation. Allow me to explain the significance of NAD+ and its role in ATP production.

During glycolysis, glucose is broken down into pyruvate, producing a small amount of ATP and NADH. The conversion of NAD+ to NADH occurs during the oxidation of certain molecules, including glucose, in the pathway. This conversion is essential because NADH carries high-energy electrons that can be used in subsequent steps to generate more ATP.

In aerobic respiration, NADH is further utilized in the electron transport chain (ETC) within the mitochondria. The ETC transfers electrons from NADH to oxygen, generating a significant amount of ATP through oxidative phosphorylation. However, in anaerobic conditions where oxygen is limited, like during fermentation, the ETC cannot function.

Here's where NAD+ becomes critical. In order to keep glycolysis running and continue generating ATP, the NADH produced during glycolysis must be converted back to NAD+. This allows glycolysis to continue producing ATP, even without the presence of oxygen. Without a mechanism to regenerate NAD+, glycolysis would halt due to a lack of NAD+, leading to a severe reduction in ATP production.

Fermentation pathways differ depending on the organism, but they all involve the regeneration of NAD+. For example, in lactic acid fermentation, pyruvate is converted into lactate, which involves the transfer of electrons from NADH to pyruvate, regenerating NAD+. Similarly, in alcoholic fermentation, pyruvate is converted into ethanol, again regenerating NAD+.

In summary, NAD+ is essential in anaerobic ATP production because it serves as a coenzyme that accepts electrons and facilitates the conversion of NADH back to NAD+. By regenerating NAD+, cells can sustain glycolysis and continue producing ATP, even in the absence of oxygen.

Answer:

C Are made of cells

Explanation:

Using wind power plants practices is sustainable,Wind power or wind energy describes the process by which the shrubs  wind is used to generate mechanical power or electricity.

The correct answer is D

The cornerstones of responsible resource usage are reduce, reuse, and recycle. Through lowering landfill trash, energy use, and pollution, these principles maintain and safeguard environmental assets.

Weed management that is both integrated and sustainable They entail employing more robust field crops, cover crops, weed-eliminating birds and insects, motorized and human weeding, allelopathic plants, mixed cropping, or other organic farming control techniques.

To know more about shrubs visit:

https://brainly.com/question/18237256

#SPJ1

Answer:

prophase-The chromosomes become viseble

metaphase- chromosomes attach to spindle fibres

Anaphase-The Spindle fibres line up in a centre called equator

telophase-Sprindle fibres reach the poles

To investigate the lowest possible effective dose to use against a particular strain of bacteria, the following steps could be taken:

Collect bacterial strains: Obtain bacterial strains that are known to be resistant to antibiotics and test them in a laboratory setting.

Antibiotic sensitivity testing: Perform an antibiotic sensitivity test to determine the susceptibility of the bacterial strains to different antibiotics.

Test different doses: Test different doses of the antibiotics that showed activity against the bacterial strains in step 2. Use a range of doses, from the minimum to the maximum recommended dose, to determine the lowest dose that is effective against the bacterial strains.

Observe bacterial growth: Observe bacterial growth over time to determine whether the bacteria are being killed or inhibited at each dose level.

Determine minimum effective dose: Determine the minimum effective dose that inhibits bacterial growth for each bacterial strain tested.

Analyze data: Analyze the data collected from the tests to determine the lowest possible effective dose of the antibiotic for each bacterial strain.

Draw conclusions: Draw conclusions about the lowest possible effective dose of the antibiotic that could be used to treat the particular strain of bacteria.

Learn more on antibiotics here: https://brainly.com/question/11849121

#SPJ1

Answer:

i dont understand you didnt write options

Explanation:

Answer:

It occurs through convection from Earth.

Explanation:

ive done this exam :)

Answer:

C: Genetically identical.

Explanation:

Offspring are usually going to look like it's parents. Asexuals produce offspring that's supposed to look like them. I hope this helps :) and if it's wrong please know that I am very sorry for the mistake :(

Answer:

B. In horizontal rock layers, each layer is younger than the one below it

Explanation:

Law of superposition, a major principle of stratigraphy stating that within a sequence of layers of sedimentary rock, the oldest layer is at the base and that the layers are progressively younger with ascending order in the sequence. ... It is one of the great general principles of geology..

The primary consumers in the food chain are the organisms that eat the producers, which in this case are the brittlebushes. The primary consumers are the pallid-winged grasshoppers.

The other organisms in the food chain are secondary consumers (grasshopper mouse), tertiary consumers (red-tailed hawk), and apex predators (western diamondback rattlesnake).

Here is a diagram of the food chain with the primary consumers highlighted in green:

brittlebush (producer)

----------------------->

pallid-winged grasshopper (primary consumer)

----------------------->

grasshopper mouse (secondary consumer)

----------------------->

red-tailed hawk (tertiary consumer)

----------------------->

western diamondback rattlesnake (apex predator)

To know more about primary consumers:

https://brainly.com/question/15029358

#SPJ1

Lack of oxygen would have little or no effect on these organisms in the Gulf of Mexico. The cellular process that is most affected by the lack of the oxygen is respiration.

We would have to know that the oxygen molecule is one the gases that is very important to the life of the organism. As such, oxygen is expected to be abundant in the environment. However, it should be known that the rate of the dissolution of the oxygen in water is quite slow.

As such, we could have some of the aquatic habitats that could be shown to be low in the amount of the oxygen that can be found in that water body and we can be able to say that such a water body is hypoxic.

An example of one of the water bodies that can be seen to be hypoxic in nature is the water body at the Gulf of Mexico.

Learn more about Gulf of Mexico:https://brainly.com/question/29799354

#SPJ1

Missing parts;

Water is considered hypoxic (lacking oxygen) if it contains 2 mg/l or less dissolved oxygen. Think of the food chain that exists in the Gulf of Mexico: What are the types of organisms that likely live at the bottom of the Gulf, where the water is most hypoxic? How can a lack of oxygen affect them? Which cellular processes are affected by a lack of oxygen?

Answer:

Yes

Explanation:

I drink plenty of milk in my diet, and I know that I have enough calcium, because of my strong bones

Answer:

1. Read the problem.

2. Determine what traits are dominant and which are recessive. Often you must marshal background knowledge to do this – which may not be explicitly mentioned in the problem.

3. Are any letters assigned to the genes? If not, make some up. We usually take the dominant characteristic and use the first letter of that word. For example, if polydactyly ( extra fingers ) is dominant over the normal five–fingered condition, we would pick P for the dominant gene, and small p for the recessive normal allele.

4. Determine, if possible, the genotypes of the parents. In 9 out of 10 problems this information is given, or at least implied. Sometimes you have to deduce it from other information given. Write it down so that you can remember what it is, e.g. Pp.

5. Determine all the possible kinds of gametes that can be made by each parent. Be careful, remember that a gamete can ordinarily receive only one gene of a pair of alleles. This is the part that most people have trouble with! e.g. P p.

6. Make a Punnett square, using each of the gametes for one parent across the top of each column, those of the other parent go vertically. If you have done step 5 properly you shouldn’t have any trouble with this step.

7. Work the cross carefully.

8. Now read the problem again. Find out exactly what it is asking for. Don’t assume too much. This is another place where many people get lost.

9. In most problems, these steps should get you through adequately. Some are slightly altered – for example, if the genotype of one of the parents is unknown, and that is what the problem wants you to discover. You may assign that parent something like A_ or __ genotype and see if that helps. Put the offspring genotypes in the square and work backward. Remember this won’t get all the problems – there is still nothing like real understanding – but it can help organize your attack on a genetic problem. and of curse, unless you understand the terms, such as homozygous, heterozygous, dominant, recessive, allele, and so on, you cannot begin to think of working problems.

10. Finally, the actual genetic information you need to solve these problems often appears concealed rather than revealed by the wording of the problem. learn to translate such a sentence, “Mary is normally pigmented but had an albino father”, into its logical consequence: “Mary is heterozygous for albinism” and then into “Mary is Cc”. Notice that, in this kind of a problem you may need to solve several subsidiary problems before you can proceed with the final solution.

Answer:

Temperature

Explanation: Hope this Helps

Answer:

The classification of living things includes 7 levels: kingdom, phylum, classes, order, families, genus, and species

Studying plant movement uncovered some specific behaviors such as irritability in plants as plants were observed to move in response to stimulus.

Living things are things that have life in them.

Plants and animals are living things.

The characteristics of living things include:

Certain attributes of living things were not attributed to plants earlier such as sensitivity.

However, studying plant movement uncovered some specific behaviors such as irritability in plants as plants were observed to move in response to stimulus.

Learn more about plants at: https://brainly.com/question/3529377

Answer:

Leukocytes are white blood cells(1, b).

Epithelial tissue is for movement(3, a).

Platelets are for blood clotting(2, c).

Muscles can be striated and volentary(4, d).

Explanation:

- Epithelial tissue helps controlling the movement of materials across the surface.

- The others are self explanitory!

The specific properties of the most desired organic semiconductors for solar panel technology may evolve as advancements are made in the field.

In the context of solar panel technology, the most desired type of organic semiconductors would typically possess the following characteristics:

High Efficiency: The organic semiconductors should have a high power conversion efficiency, meaning they can efficiently convert sunlight into electricity. This is crucial for maximizing the electricity output of solar panels.

Tunable Bandgap: Organic semiconductors with a tunable bandgap would be advantageous. The bandgap determines the range of light wavelengths that can be absorbed by the material. A tunable bandgap allows for optimization to match the solar spectrum, enabling better absorption of sunlight and improved overall efficiency.

Long Operational Lifetime: The organic semiconductors should be stable and exhibit a long operational lifetime. Solar panels are expected to endure outdoor conditions for many years, so the materials used should be resistant to degradation, such as from exposure to UV radiation or moisture.

Scalability and Low Cost: Manufacturers aim to produce organic semiconductors on a large scale at a low cost. Therefore, desirable organic semiconductors should be readily synthesized using cost-effective methods and be compatible with high-volume manufacturing processes.

Environmental Friendliness: Organic semiconductors that are environmentally friendly and have low toxicity are desirable. This is aligned with the goal of sustainable and clean energy technologies.

It is important to note that the field of organic semiconductor research is still evolving, and scientists are continually working to improve the performance and characteristics of these materials.

for similar questions on semiconductors.

https://brainly.com/question/3537004

#SPJ8

When a repeated experiment reveals an original hypothesis to be wrong, a good scientist uses Trees emit psychic screams when you cut them down  to continue the process .

A hypothesis is an knowledgeable wager or prediction about the relationship among two variables. It need to be a testable assertion; some thing that you can aid or falsify with observable proof. The objective of a speculation is for an idea to be examined, now not established.

A simple speculation shows best the connection among  variables: one impartial and one established. Examples: if you stay up past due, then you definitely feel tired tomorrow. Turning off your cellphone makes it fee faster.

A simple hypothesis is a declaration made to reflect the relation between precisely  variables. One independent and one structured. recollect the instance, “Smoking is a outstanding reason of lung cancer." The structured variable, lung most cancers, is depending on the unbiased variable, smoking.

Learn more about hypothesis here:

https://brainly.com/question/606806

#SPJ1

Answer:

transport lymph away from tissues.

Explanation:

lymphatic vessels are the network of capillaries(microvessels) and a large network of tubes located throughout your body that TRANSPORTS LYMPH AWAY FROM TISSUES.

lymphatic vessels collect and filter lymph(at the nodes) as it continues to move toward larger vessels called collecting ducts.

[sorry for any spelling errors]

Answer:

They help to regulate the rate of transpiration by opening and closing the stomata.

I - Left Atrium, II - Left Ventricle, III - Right Ventricle, IV - Right Atrium, V - Aorta, VI - Pulmonary Artery, VII - Pulmonary Vein, VIII - Vena Cava.

The labeled parts in the diagram represent structures involved in mammalian blood circulation, specifically for humans. I is the Left Atrium, where oxygenated blood enters the heart. II is the Left Ventricle, which pumps oxygenated blood to the body.

III is the Right Ventricle, which pumps deoxygenated blood to the lungs. IV is the Right Atrium, where deoxygenated blood returns to the heart. V is the Aorta, the main artery supplying oxygenated blood to the body. VI is the Pulmonary Artery, transporting deoxygenated blood to the lungs.

VII is the Pulmonary Vein, carrying oxygenated blood back to the heart. VIII is the Vena Cava, returning deoxygenated blood from the body to the heart.

For more such questions on Ventricle, click on:

https://brainly.com/question/1569437

#SPJ11