Answer: Rebekah is studying [C-nucleic acids].
Explanation: This is since both DNA (DeoxyriboNucleic Acid) and RNA (RiboNucleic Acid) contain nucleic acids, as their names show.
Answer:
D. autrofos es tu respuesta
<span>b. gravel on the bottom of the aquarium</span>
An ecosystem involves both the biological (plants, animals, human beings) and non-biological (land, water, soil, and atmosphere) community which interacts as a system. More importantly, the living things are very dependent on the abiotic community since it cannot survive by itself. Every animal, plant and human needs the primary physiological needs of water, food and shelter provided by the abiotic system. <span>
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Biotic factors:
Plants
Microorganisms
Macroorganisms
- they release nitrogen in the air
- they make nitrogen chemicals which plants can use
- bacteria help to release chemicals from dead plants and animals
Extra oxygen as your blood and heart starts pumping more blood into the body.
w/o sufficient oxygen lactic acid will form
