what is a molecule
a) one atom of an element
b) different element mixed together but not linked to eachother
c) a group of gasses linked together
d) a group of different kinds or same kinds of atoms linked together ​

Answer:

Cells are the basic structur of all living organisms

Explanation:

i was told

Answer:

Cells are so important in organisms because cells are the basic structures of all living organisms. They also provide nutrient for organisms and take energy from the cells.

Answer:

Increase the genetic diversity by introducing other subspecies of cougar to the population.

Explanation:

Viruses, their Replication and Ecology: these is not a manifestation of the microbial arms race is C, Viruses break down their own DNA as a decoy to subvert detection

The microbial arms race refers to the ongoing competition between microorganisms, including viruses, to gain a survival advantage over their hosts or other competing organisms. Options A, B, and D all represent different ways in which viruses evolve and adapt to evade detection or destruction by their hosts' immune systems. In option A, viruses change their genome in response to host endonucleases, which are enzymes that break down viral DNA.

Option B describes how viruses can alter receptor sites on their own capsules to avoid detection by the host's immune system. Option D refers to the ability of viruses to mutate or degrade their own capsules to avoid detection. These are all examples of how viruses engage in the microbial arms race. However, option C is not related to the arms race and is therefore the correct answer to this question.

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Answer:

A scientific hypothesis must meet two criteria:

Explanation:

A scientific hypothesis must be testable. A scientific hypothesis must be falsifiable. hope this helps you :) god loves you :)

A scientific hypothesis proposes an explanation for an event that happens. We can observe it but not explain it, so we suggest a possible explanation. The characteristics that a hypothesis has to have are:

A scientific hypothesis suggests an explanation for something that we observe in nature but can not explain. We formulate them using the format if/then. In the first part, we propose the possibility with if. In the second part, we propose the outcome with then. For example, If humans don't eat meat, then they lack Ferrum.

The two characteristics that a scientific hypothesis must have are:

Scientists have to be able to do experiments to get information and prove the hypothesis to be correct or not.

It means that the hypothesis, after experiments and observations, can be refuted.

In conclusion, a scientific hypothesis suggests a solution or explanation. It must have the characteristics of testability and falsifiability to be useful in science.

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Answer:

Carbonhydrates

Explanation:

Answer:

Lipids

Explanation:

It's in the name : Phospholipid

Any lipids encompass molecules like fatty acids.

Answer:

while walking through a dragon layer the dragon layer what is there a line of birth of dragon parents being the only available at the moment green and

Explanation:

hope it helps to

Answer:

B, C, F

Explanation:

To be on note, I'm not sure if B is correct or not. I hope I help somewhat.

The events that explain how termination of translation occurs are:

b. A protein called a release factor enters the A site and causes the addition of a water molecule instead of an amino acid.

c. The ribosome A site encounters a stop codon.

e. Ribosomal subunits and other components dissociate.

During translation, termination is the process by which the ribosome recognizes the stop codon and releases the synthesized polypeptide chain. The events listed above describe the steps involved in termination. In event b, a release factor protein binds to the A site of the ribosome when a stop codon is reached.

This causes the addition of a water molecule instead of an amino acid, resulting in the release of the polypeptide chain from the tRNA. In event c, the ribosome encounters a stop codon in the mRNA sequence, signaling the end of protein synthesis. Finally, in event e, the ribosomal subunits and other components dissociate, allowing the ribosome to be recycled for another round of translation.

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A) The ecosystem can support fewer foxes than grasshoppers.

An energy pyramid is also called ecological pyramid. It is a graphical representation of the energy that are found within the trophic levels of an ecosystem. The largest level of the pyramid is the producers that is present at the bottom and the shortest level is present on the top of the pyramid which is tertiary consumer that have very low in population. This make the structure like a pyramid. We know that the size of the fox is bigger than grasshopper so more energy is needed by the fox which causes fewer foxes can survive in the ecosystem.

So we can conclude that the ecosystem can support fewer foxes than grasshoppers.

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The cell membrane is composed of two layers of phospholipid molecules, but also contains other macromolecules such as membrane proteins, and carbohydrates.

The lipid bilayer (also known as the phospholipid bilayer) is a thin polar membrane composed of two layers of lipid molecules. These membranes are flat sheets that surround all cells in a continuous barrier. Almost all animals and many viruses have lipid bilayer cell membranes, as do the nuclear membrane encircling the cell nucleus and the membranes of the cell's membrane-bound organelles.

The lipid bilayer acts as a barrier, keeping ions, proteins, and other molecules where they are needed and preventing them from diffusing into locations they should not be.

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Answer:

D a gas is a fluid

Explanation:

Because gas is an air , not a fluid

It is possible for two white squashes to generate progeny with color due to the genetic principles of inheritance and dominance.

In this scenario, both white squash plants likely carry a recessive gene for coloration, which is masked by the dominant gene for the absence of color. When these two white squashes reproduce, their progeny inherit one gene from each parent, creating various combinations of dominant and recessive alleles. Using Mendelian genetics, we can assume that each white squash parent has a genotype of Ww (W representing the dominant white allele, and w representing the recessive colored allele). When they cross-pollinate, the possible combinations of alleles in the offspring are WW, Ww, wW, and ww. Three of these combinations (WW, Ww, wW) result in white offspring due to the presence of the dominant W allele, while the ww combination allows the recessive colored allele to be expressed.

As a result, there is a 25% chance that the progeny will exhibit coloration (ww), and a 75% chance that they will remain white (WW, Ww, wW). In conclusion, it is possible for two white squashes to generate colored progeny through the inheritance and expression of recessive alleles during reproduction.

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Answer:

atrial systole, ventricular systole, and complete cardiac diastole.

Explanation:

Every single beat of the heart involves three major stages: cardiac diastole, when chambers are relaxed and filling passively; atrial systole when the atria contract leading to ventricular filling; and ventricular systole when blood is ejected into both the pulmonary artery and aorta

Answer:

option A is correct

Explanation:

Formed elements in blood are blood clots and plasma is proteins. Hence option a is correct.

Blood is defined as a fluid that circulates regularly and gives the organism nutrients, oxygen, and waste elimination. Blood is pumped into the pulmonary arteries in the lungs from the right ventricle after entering the right atrium from the body. After absorbing oxygen, the blood returns to the heart through the pulmonary veins, passing through the left atrium, left ventricle, and aorta before leaving the body through the tissues.

In plasma, there are 8% to 9% solids and 91% to 92% of water. It primarily consists of: Blood clotting is aided by coagulants, particularly fibrinogen. Albumin and globulin are two plasma proteins that contribute to keeping the colloidal osmotic pressure at 25 mmHg.

Thus, formed elements in blood are blood clots and plasma is proteins. Hence option a is correct.

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Answer:

D.

Explanation:

People with younger individuals will experience great future growth.

Buy magazines and newspapers online and water ur garden between 11 and 15 Not a good idea to contribute to the protection of the environment. Thus, option "B and D" is the answer.

When we carpool to work, that reduces the number of cars on the road which reduces air pollution. Landscaping with native plants means that there is less resource usage because the plants have adapted to the area.

Reducing the waste you have by recycling goods and also maintaining cars will ensure that pollution is reduced.

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Explanation:

Uhhmmm.....W-where's the diagram though?..

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We can't even answer it cuz u didn't take a picture of ur homework or something..

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Answer:

300 N

Explanation:

\( m = 30 \: kg \\ g = 10 \: m {s}^{ - 2} \\ w =? \\ \because \: w = mg \\ \therefore \: w = 30 \times 10 \\ \therefore \: w =300 \:N \:(Newton) \)

The weight of the object having a mass of 30 Kg is 300 N

The weight and mass of an object are related according to the following equation:

W is the weight

m is the mass

g is the acceleration due to gravity.

Mass (m) = 30 Kg

Acceleration due to gravity (g) = 10 m/s²

W = mg

W = 30 × 10

Therefore, the weight of the object is 300 N

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Answer: The population of deer is going to vary

Explanation:

Becuase the prey to preadator relationship goes up and down

Answer: Animal cells and plant cells have several key differences in their structure and organelles. Here are some of the main differences between animal and plant cells:

Cell Wall: Plant cells have a rigid cell wall composed of cellulose, which provides support and protection. Animal cells lack a cell wall.

Chloroplasts: Plant cells contain chloroplasts, which are responsible for photosynthesis. Chloroplasts contain chlorophyll, the pigment that captures sunlight for energy production. Animal cells do not have chloroplasts.

Vacuoles: Plant cells typically have a large central vacuole that occupies a significant portion of the cell's volume. The vacuole stores water, nutrients, and waste products. Animal cells have smaller vacuoles, if any.

Shape: Plant cells often have a fixed shape due to the presence of the cell wall. Animal cells have a more flexible shape and can change their shape as needed.

Centrioles: Animal cells have centrioles, which are involved in cell division and the organization of the cytoskeleton. Plant cells lack centrioles.

Plasmodesmata: Plant cells have plasmodesmata, small channels that connect adjacent cells, allowing for communication and transport of materials. Animal cells do not have plasmodesmata.

Lysosomes: Animal cells contain lysosomes, which are organelles involved in the digestion of waste materials and cellular debris. Plant cells have fewer lysosomes or may lack them altogether.

Cilia and Flagella: Some animal cells have structures called cilia or flagella that are involved in cell movement. Plant cells generally lack cilia and flagella, although some exceptions exist.

It's important to note that while these differences highlight general characteristics, there can be variations in cell structures between different types of animal and plant cells.

Explanation:

We can see here that identifying the stage in the cycle the hormone levels are at their highest and most active, we have:
Box 1: Luteinizing hormone levels high.

Box 2: Progesterone levels high

Box 3: Estrogen levels consistently rise.

A hormone is a chemical substance produced by the endocrine glands in the body.

Luteinizing hormone (LH) levels rise sharply in the middle of the menstrual cycle, which is called the ovulatory phase. This surge of LH triggers ovulation, the release of the mature oocyte from the ovary.

Progesterone levels rise after ovulation and peak in the luteal phase. Progesterone prepares the uterus for pregnancy by thickening the lining of the uterus. If pregnancy does not occur, progesterone levels drop and the menstrual cycle begins again.

Estrogen levels rise throughout the follicular phase, which is the first half of the menstrual cycle. Estrogen levels peak just before ovulation.

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The complementary mRNA strand to the given DNA template 5’-GCCTAGCGTTA-3’ is 3’-CGGAUCGCAAU-5’.

To find the complementary mRNA strand, we need to replace each DNA nucleotide with its corresponding RNA nucleotide. In RNA, thymine (T) is replaced by uracil (U), while adenine (A), cytosine (C), and guanine (G) remain the same. Therefore, the complementary mRNA strand to the given DNA template 5’-GCCTAGCGTTA-3’ will be 3’-CGGAUCGCAAU-5’. In this process, each DNA nucleotide is replaced with its complementary RNA nucleotide, resulting in the formation of the complementary mRNA sequence.

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Answer:

3 significant figures means simply that you only want to see 3 numbers. To make 3 numbers out of those 5 you got there, just round the 6 up and make the 8 turn to a 9.

therefore, the answer you want is 90,9

The first form of pathogen inactivation was b. heat.

Heat inactivation is a process that involves exposing pathogens to high temperatures for a specific duration, causing them to lose their ability to infect or reproduce. This method has been widely used for many years, particularly in the pasteurization of various food products and sterilization of medical equipment. The use of heat as a means of pathogen inactivation is advantageous because it is simple, cost-effective, and capable of inactivating a wide range of microorganisms, including bacteria, viruses, and protozoa.

However, the effectiveness of heat inactivation can be limited by factors such as temperature, duration, and the type of pathogen being targeted. Other methods of pathogen inactivation, such as chemical treatment, cold-ethanol fractionation, and anion-exchange chromatography, have been developed over time to address some of the limitations of heat inactivation and provide additional options for ensuring the safety of various products and materials.

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Answer:

I believe the answer should be  A  * I will be shocked if I'm wrong*

Explanation:

 the rest of the answers were  about  other things and was going off-topic  cause it wasnt mentioning stomata so the only ones that were mentioning light intensity were A.

Answer:

2

Explanation:

Fats are the slowest source of energy but the most energy-efficient form of food. Each gram of fat supplies the body with about 9 calories, more than twice that supplied by proteins or carbohydrates.

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If the consumption of carbohydrates lowers, then ATP production will likely remain the same as the cell can use other compounds that feed into the glycolysis and citric acid cycles. Option 4 is the correct answer.

The dietary carbohydrates, protein, and fat are broken down to produce energy. The body generally uses glucose, as it is the simplest source of energy. Less energy is used to break down the glucose for energy.

From lipids and proteins, energy can be derived too. Lipids such as saturated lipids need more energy to break down the covalent bond. To generate energy from the lipid, the body must expend more energy. A lipid molecule generally produces 9 kcal of energy, while a carbohydrate molecule produces 6 kcal.

If the carbohydrate level decreases, the body will use the lipids to produce ATP. ATP production will not stop in the absence of carbohydrate until the body has lipid as a reserve material.

Hence, Option 4 is the correct answer as ATP will produce from other source.

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Amniotomy refers to a medical technique in which a hook is introduced into the cervix in order to capture and burst the amniotic sac.

The amniotomy procedure, which the doctor or midwife may advise, involves purposely rupturing the sac. Your amniotic sac will be ruptured during an amniotomy, also known as an artificial rupture of membranes (AROM). An amniotic sac, often known as a bag of waters, is the sac that surrounds the developing fetus during pregnancy.

The object can resemble a large crochet hook. Alternatively it could be a tiny hook that is fastened to a sterile glove's finger. The amniotic sac is gradually pulled until it ruptures with the hook.

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Answer:

Explanation:

.

The menstrual cycle is directly regulated by progesterone and estrogen.

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