Which part of an antibody recognizes and binds antigens?
A. Polypeptide chains
B. Variable r...
Answers: 1
Biology, 21.06.2019 19:00
Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.
Answers: 1
Biology, 22.06.2019 13:00
Which of the following is an abiotic factor in an ecosystem? a. bacteriab. airc. niched. grass(abiotic=non-living) me !
Answers: 2
Biology, 22.06.2019 14:10
Select the correct answer.what is the observable characteristic of a person called? o a. genotypephenotypeoc.alleleo d.gene
Answers: 2
Biology, 22.06.2019 18:30
Abeaker of water was heated and then placed on a bench in the laboratory. the water cooled until it was the same temperature as the air in the laboratory. which of these explains the mechanism by which the water cooled? a. heat energy was transferred from the water to the air. b. water molecules from the water formed warm water currents. c. the water molecules absorbed energy from the molecules in the air. d. the water released radiation until it contained no heat energy.
Answers: 1
Mathematics, 15.06.2021 23:40
Mathematics, 15.06.2021 23:40
Mathematics, 15.06.2021 23:40
Mathematics, 15.06.2021 23:40
Biology, 15.06.2021 23:40
Mathematics, 15.06.2021 23:40
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