Enzymes<span> are catalysts, which means that they make chemical reactions go faster, but are not changed by the reaction. For example, digestive </span>enzymes<span> cause food that you eat to be broken down much faster than </span>would<span> occur </span>without<span> them, but they are not broken down in the reaction they are speeding up.
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Answer:
Ở đậu Hà Lan, A- thân cao, a-thân thấp. Cây thân cao giao phấn với cây thân cao — F1 có tỷ lệ 900 thân ca0:299 thân thấp — tỷ lệ 3:1 — cây thân cao có kiểu gen dị hợp Aa. Tỷ lệ F1 tự thụ phấn cho cho F2 toàn cây thân cao → F1 đồng hợp AA → chiếm 1 phần 4
P: Aa x Aa → 1 phần 4 AA: 2 phần 4 Aa: 1 phần 4 aa
Answer:
giraffes evolves from miocene
Answer:
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Explanation:
Hello friend
The delivery of oxygen and nutrients to the tissues of the body is accomplished through BLOOD circulation.
