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professor190 [17]
3 years ago
8

Need those 4 questions answered!! (Giving brainlest to whoever is first!)

Biology
2 answers:
Lilit [14]3 years ago
7 0

1. the digestive system breaks down food and take the nutrients your body needs

podryga [215]3 years ago
3 0
I only know numbers one
it breaks down the food
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What types of antigen do mature t cells normally not recognize?
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Answer:

self-antigens

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This is the medical definition of self antigens

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Scientifically, describe the shape of a DNA molecule.
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NEED HELP ASAP!!! Which of the following describe the role of enzymes in digestion? Select all that apply.
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a help break down complex molecule

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A change in ________ can often cause mass extinctions of animals that are adapted to warm, tropical waters.
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The climate of the habitat
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Can someone help me with this? My teacher just gives us papers to full out and doesn't teach at all.
Elden [556K]

Ribosomes - Make protein

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Cell wall - Protection and support

Chloroplast - Uses sunlight to create food using photosynthesis


I hope this helps :)

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