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ELEN [110]
3 years ago
7

HELP ASAP!!

Biology
1 answer:
Vinvika [58]3 years ago
3 0
Major forms of air pollution are Cars, factories, and landfills ( dumps )
Air pollution is toxins in the air that are usually created by humans activites

 
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Some of the chemicals that make up living organism have only few structures (like DNA) other have many different structures (lik
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Answer:Proteins have many different functions, while DNA has limited functions.

Explanation:

Chemicals that make up the living organisms consists of more protein than DNA. This is because proteins have different functions while the function of DNA are limited. Excluding water and fat, the human body is made up almost entirely of protein. Most of the structural framework of the body such as bones, muscle, organs, skin and nails are made up of protein.

Protein are responsible to do most of the work in cells by acting as enzymes, hormones and carriers. Proteins are largely required for the structure, function, and regulation of the body's tissues and organs.

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Do eggs in apple protect and nourish the Embryo
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An egg developes to a new into a new animal after its fertilized by the male reproductive cell or sperm. No matter how an animal reproduces its eggs it must provide ways or nourishing and protecting the developing embryo. Have a great day hope this helps you :)

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The answer is 4. Hope this helps
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elena-14-01-66 [18.8K]

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Soil is composed of small pieces of a variety of materials, so it is a heterogeneous mixture.

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A membrane that only "lets" certain molecules in while keeping other molecules out is ___ ___.
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