Biology, 14.11.2021 20:40 sandyykn6031
25.Ở sinh vật sinh sản hữu tính qua giảm phân của quá trình phát sinh giao tử đực, mỗi tinh bào bậc một cho ra mấy tinh trùng ? (Mức 1)
A) 4 tinh trùng C) 2 tinh trùng
B) 3 tinh trùng D) 1 tinh trùng
Answers: 3
Biology, 22.06.2019 11:00
Which of the following forest management practices is best for reestablishing areas of forest?
Answers: 1
Biology, 22.06.2019 12:30
Wich of the following are manual restraint techniques for dogs
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Biology, 22.06.2019 15:30
Which of the following can occur to two segments of a population if they are geographically isolated 1.) they can only share some types of genes 2.)both groups most likely become extinct 3.)they find a way to come back together 4.)eventually they become separate species
Answers: 1
Biology, 22.06.2019 18:10
1. an enzyme is considered a(n) because it speeds up a chemical reaction without being used up.2. in a catalyzed reaction, a reactant is often called a(n) . an enzyme is specific because the shape of its matches only particular reactants.4. an enzyme speeds up reactions by lowering the . the between an active site and its substrate often strains bonds and the reaction proceed.6. a( , which is often a vitamin, binds to an enzyme and plays a role in catalysis.7. high temperatures or changes in ph can an enzyme, causing it to lose its shape and biological activity.
Answers: 2
25.Ở sinh vật sinh sản hữu tính qua giảm phân của quá trình phát sinh giao tử đực, mỗi tinh bào bậc...
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