Which element can bond with up to four other atoms at once in order to form
a biomolecule in the shape of a long chain?
OA. Hydrogen
B. Nitrogen
C. Oxygen
D. Carbon

Answer:

4. Shows each line represented as a pair of shared electrons but is not truly three-dimensional: Structural

5. Shows three dimensions but no interior bonds: Space Filling

6. Is used in kits and shows a general shape: Ball and Stick

Explanation:

Answer:

structural

space filling

ball and stick

Explanation:

edge 2022

Answer:

A

Explanation:

Just because

Answer:

a substance that takes part in and undergoes change during a reaction.

Explanation:

blalalalalalalaalalalalalalalalallaalanbalanslkandkljewndnhsliearJCBGj hcuhsaknm

Answer:

Convection

Explanation:

Answer:

False. White Light contains red, orange yellow, green and blue

Answer:

Mitochondria is a powerhouse of the cell, it produces ATP by utilizing the energy released from oxidation while chloroplast produces energy through photosynthesis. Mitochondria are found in all types of living organisms while chloroplast is only found in green organisms. Though they have differences between them, they show some similarities in structures. Both have e a double wall layer that is an external and internal wall. Mitochondria and chloroplast both have genetic material which is DNA. After considering this similarities, they can be consider in both.

Explanation:

Answer:

transports oxygen and carbon dioxide for the respiratory system

Explanation:

Answer: At first German were winning against the allies  

Explanation: The following shows how: Battle against U-boats in Atlantic, Soviets turn back Nazis at Stalingrad, -Allies drive Germans out of North America, -Allies invade Italy, British and American bombers battle Germany, -Casa Blanca conference Hope This Helped!

Answer:

A triangleeeeeeeeeeeeeeeeeeeeeeeee

Answer:

A. The eggs will not produce offspring

Explanation:

All living things require fertilization in some form

Dietary carbohydrate restriction is not a good idea because it can result in decreased energy, nutrient deficiencies, and disruption of the gut microbiome. It can also increase the risk of chronic disease.

A fad diet usually has some or all of the following characteristics: It guarantees a quick fix. Promotes 'magic' foods or food combinations. Food can the ability to alter body chemistry.

Some promote specific foods, such as cabbage, probiotic foods, or raw foods. Diets that are high in fat, low in carbohydrates, or high in protein may also be included. They eliminate important nutrient sources, such as grains. Alternatively, certain ingredients, such as lectins, are eliminated.

When you follow a fad diet, you pay more attention to what you eat. However, the majority of the weight you lose is likely to be water and lean muscle, rather than body fat. It is also difficult to meet the requirements of a strict diet. Fad diets frequently restrict your food options or force you to eat the same foods over and over.

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Answer:

larve

Explanation:

innner metamorphasis started

Answer:

Larva Pls mark brainliest

Explanation:

a naturally abundant, non-metallic element that occur in all organic compounds and can be found in all known forms of life. diamond and graphite are pure form, and carbon is a major constituent of Coal Petroleum and natural gas. Carbon generally covalent bonds with other atoms in larger molecules.

Answer: There are seven moons in our Solar System, including our own Moon, that are larger than Pluto.

Explanation:

Trust

result for certain diseases

Explanation:

blood clot, kidney stones, urinary tract infection

Answer:

Allowing a small but controlled portion of a pest population to remain does less damage to ecosystems, soils, water, and air. Another feature of IPM would be making a habitat more complex, such as mazes, so it can slow the spread of parasites. No-till or low-till agriculture is another feature of IPM because this helps natural enemies of some pests to build up in the soil, whereas plowing destroys the habitats of these enemies.

Explanation:

Edgen 2020 plus I got a 100 when I typed this out.

Answer:

Explanation:fluids are released from the rock causing the overlying mantle to partially melt

which cause new magma

Fluids released from the rock cause the mantle above to partially melt as the sinking plate descends deeper into the mantle.

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Explanation:

the brain is an important part of the body it controls messages sent through your body and also it is the center for decision making emotions personality and thoughts

Happy people have high self-esteem is NOT a characteristic of happy people.

Strong, meaningful relationships are formed as a result of these ties, which serve as a barrier against depression. In the past 50 to 75 years, depression rates have drastically grown.

According to the World Health Organization, depression will affect almost one-third of all adults worldwide and be the second biggest cause of mortality by the year 2020.

Although there are probably many factors causing this increase, one of the most significant ones might be the disconnect between individuals and their families, communities, and themselves.

Therefore, Happy people have high self-esteem is NOT a characteristic of happy people.

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Answer:

253.585 square inches

Explanation:

The figure can be decomposed into 2 rectangles and a quarter circle.

Area of the figure = area of rectangle 1 + area of rectangle 2 + area of ¼(circle)

✔️Area of rectangle 1 = Length × width

Length = 10 in

Width = 6 in

Area of rectangle 1 = 10*6 = 60 in²

✔️Area of rectangle 2 = Length × width

Length = 10 in

Width = 6 + 7 = 13 in

Area of rectangle 2 = 10*13 = 130 in²

✔️Area of ¼(circle) = ¼(πr²)

r = 9 in

π = 3.14

Area of ¼(circle) = ¼(3.14*9²) = 63.585 in²

✅Area of the figure = 60 + 130 + 63.585 = 253.585 square inches

It directs the formation of the mitotic spindle. microtubule centriole mitochondrion endoplasmic reticulum Centriole. option (2)

A centriole is a cylindrical organelle that is mostly made of the protein tubulin in cell biology.  Centrioles are present in the majority of eukaryotic cells, but they are absent from conifers (Pinophyta), flowering plants (angiosperms), and the majority of fungi. They are only found in the male gametes of charophytes, bryophytes, seedless vascular plants, cycads, and ginkgo trees.

A structure known as a centrosome is composed of a bound pair of centrioles and is encircled by a highly organized mass of dense material called the pericentriolar material (PCM).

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Full Question: this organelle is particularly important during cell division. it directs the formation of the mitotic spindle. this organelle is particularly important during cell division. it directs the formation of the mitotic spindle.

Answer:

Site saturation mutagenesis is a PCR based method used to target amino acids with significant roles in protein function. The two most common techniques for performing this are whole plasmid single PCR, and overlap extension PCR. Whole plasmid single PCR is also referred to as site directed mutagenesis (SDM).

Explanation:

Protein engineering can be defined as the modification of protein structure with recombinant DNA technology or chemical treatment to get a desirable function for better use in medicine, industry and agriculture. Protein engineering is the process of developing useful or valuable proteins.

The evidence that would best disprove the claim that the human appendix is a vestigial structure is option D. The human appendix helps to maintain the health of the gut and arose fairly late in the evolutionary history of mammals.

1. Option A suggests that the appendix was used to help digest leaves in the ancestors of humans but serves no function in modern humans. While this statement implies that the appendix may have had a purpose in the past, it does not directly disprove the claim that it is vestigial.

2. Option B states that chimpanzees also have an appendix and that humans and chimpanzees inherited the appendix from the same ancestor. This evidence supports the idea that the appendix has been conserved through evolution and suggests that it may serve a function in both species. However, it does not directly disprove the claim of the appendix being vestigial.

3. Option C mentions that cows have an appendix to help them digest grass, but it evolved independently from the appendix found in humans. This statement provides an example of another species with a functional appendix, but it does not specifically address the status of the human appendix.

4. Option D is the most compelling evidence to disprove the claim. It states that the human appendix helps maintain the health of the gut and arose fairly late in the evolutionary history of mammals. This suggests that the appendix has a beneficial role in humans and is not simply a vestigial remnant.

Therefore, option D presents the strongest evidence that would best disprove the claim that the human appendix is a vestigial structure.

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The natural process that the illustration models would be erosion.

Is a process by which the topmost soil of an area gets removed.

Erosion of topmost soils can be removed by water or by the wind.

When erosion is caused by water, it is called water erosion. If it is by wind, it is called wind erosion.

Thus, the blowing away of flour on a tray filled with flour by a fan is a way of demonstrating how wind erosion of soils works.

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Option B  is duplication is a mutation that causes a segment of DNA to repeat itself. A mutations are a modification to the DNA sequence that makes up a cell's genetic makeup.

Errors in DNA replication, exposure to environmental elements like radiation or toxins, or mutations in particular genes that control DNA replication or repair can all result in mutations.

Mutations can affect an organism in a variety of ways, from having no effect to producing a genetic condition. They can range in size from a single base pair to a significant chunk of a chromosome. Certain mutations can even be advantageous, giving an organism new characteristics or skills that can improve its chances of surviving in a changing environment.

The option deletion, duplication, inversion, and translocation displays a complete list of the four primary forms of chromosomal alterations. The chromosome loses its genetic makeup during the deletion. Duplication is the process of duplicating and copying a specific region of the chromosome. Inversion refers to a change in the genetic material's order. Translocation happens as a result of a chromosomal fragment breaking off.

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The statement that as evidence changes, scientific theories can also change is true. The correct option is A.

A scientific theory is a formalized explanation that accommodates a scientific hypothesis and scientific laws to explain a group of facts or phenomena in the natural world.

The scientific definition of a theory differs from the definition most people use in everyday conversation.

As new evidence and perspectives emerge, accepted theories may be modified or overturned.

Scientists are more likely to accept a new or revised theory if it explains everything the previous theory did and more.

Thus, the correct option is A.

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Answer:

The statement that as evidence changes, scientific theories can also change is true. The correct option is A.

Explanation:

Answer:

Roots have specialized cells called root hair cells that are responsible for absorbing water and mineral ions like nitrates from the soil. These cells have long thin projections that stick out into the soil.

For plants to take up mineral ions, ions are moved into root hairs, where they are in a higher concentration than in the dilute solutions in the soil. This movement of ions from a low concentration in the soil to a higher concentration in the plant is achieved through a process called active transport. Active transport is a process that is required to move molecules against a concentration gradient. This means that substances are moved from a low concentration to a high concentration, which is the opposite of what would happen naturally. The process requires energy.

In the case of root hair cells absorbing nitrate ions from soils with low nitrate concentrations, active transport allows the plant to take in the ions it needs from the soil around it. The energy required for this process is produced by respiration.

Answer:

B & C, because the Amazon rainforest is warm and has rain all year. Also it has many different varieties of plants and animals. Since Yanuni National Park is in the Amazon rainforest, it would be the same.

Explanation:

Brainliest, Please! (And Happy Halloween!)

Answer:

b and c

Explanation:

because the Amazon rainforest is warm and has rain all year. Also it has many different varieties of plants and animals. Since Yanuni National Park is in the Amazon rainforest, it would be the same.

Brainliest, Please!