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SVETLANKA909090 [29]
3 years ago
11

How many layers are there in the skin? Why do you think those layers are structured differently? Why is it important to have mul

tiple layers?​
Biology
1 answer:
OleMash [197]3 years ago
6 0
There are three main layers of skin. The epidermis, the outermost layer of skin creates a waterproof barrier and creates our skin tone. The dermis contains tough connective tissue, hair follicles and sweat glands. The last layer is the hypodermis which is made of fat and connective tissue
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In the reaction ______ H2 + N2 ----> 2 NH3, what coefficient should be placed in front of H2 to balance the reaction?
schepotkina [342]

2NH3 is equivalent to N2 + H6 since the 2 at the beginning gets distributed to both atoms. Knowing this you can rewite the equation as

H2 + N2 = H6 + N2

The N2 can cancel out leaving

H2 = H6

You now have to ask ‘2 times what equals 6?’ The answer is obviously 3 at this point.


Answer: C. 3


5 0
3 years ago
What safeguards must society adopt to handle the rapid advances in biotechnology
Artist 52 [7]

The benefits of the biotechnological researches posses the same level of threat if they are not regulated. It is essential to set some ethical guidelines to prevent the misuse of the biotechnological researches. the genetically altered organisms posses a harm to the environment if they are mixed with the natural occurring ones. Moreover, the super pathogens and drugs can cause a catastrophe if not handled properly, and can be used in bio-terrorism. Hence, it is essential to follow the rules and take in notice the ethical concerns.

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3 years ago
microorganisms play key roles in the cycling of important nutrients in plant nutrition, particularly those of microorganisms pla
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Microorganisms play key roles in the cycling of important nutrients in plant nutrition, particularly those of microorganisms play key roles in the cycling of important nutrients in plant nutrition, particularly those of carbon, nitrogen and sulfur.

<h3>What is Microorganisms?</h3>

Microorganisms, often known as microbes, are minute organisms that can be single cells or colonies of cells.

Ancient texts like the Jain scriptures from India's sixth century BC raised the specter of the potential existence of invisible microscopic life. In the 1670s, Anton van Leeuwenhoek used a microscope to observe microorganisms, which marked the beginning of the scientific study of microbes. Louis Pasteur disproved the hypothesis of spontaneous generation in the 1850s by discovering that bacteria were to blame for food degradation. Robert Koch determined in the 1880s that bacteria were to blame for tuberculosis, cholera, diphtheria, and anthrax.

To learn more about microorganisms visit:

brainly.com/question/6699104

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6 0
1 year ago
Which of the following are examples of complex carbohydrates (starches)
V125BC [204]
(Rice) is a Complex carbohydrate because they are made of sugar molecules strung together in complex strands.
3 0
3 years ago
Read 2 more answers
Name three ways that humans benefit from the use of seedless plants
AleksandrR [38]

Answer:

They support life by being the first vegetation to spring up on harsh terrain where soil is scarce. Even when they perish, seedless plants give back to nature. Certain seedless plants like moss and liverworts actually leave behind a layer of fertile soil for other plants when they perish.

Explanation:

Seedless plants have historically played a role in human life through uses as tools, fuel, and medicine. Dried peat moss, Sphagnum, is commonly used as fuel in some parts of Europe and is considered a renewable resource.

6 0
3 years ago
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