Biology, 12.01.2020 18:31 alexi25jeep
During a study session for this test, a question on the study guide is to give an example of natural selection. a classmate remarks, "i just rescued a dog that has a short tail because it was cropped off. she is about to have babies and now all their tails will be short too! " what would you say to correct your friend's misconception? question options:
overproduction of offspring leads to a struggle for survival.
only favorable adaptations have survival value.
spontaneous mutations can result in the appearance of new traits. characteristics acquired during an organism's life are not passed on through genes.
Answers: 2
Biology, 22.06.2019 00:30
One gene can influence trait(s). one trait can be determined by gene(s).
Answers: 1
Biology, 22.06.2019 03:00
Restriction enzymes are used in making recombinant dna. describe the role restriction enzymes perform when constructing recombinant dna.
Answers: 2
Biology, 22.06.2019 11:30
Which of the following explains why a tree is often used as a model to represent the principle of common descent
Answers: 1
Biology, 22.06.2019 18:30
Which of the following are not matched correctly? cd8+: directly destroy infected or cancerous cells t reg cell: reduce the adaptive response once threat passes t l: activate cellular branch (cytotoxic t cells, macrophages, nk cells) t 2: stimulate b cells to make antibodies t (cd4+): mhc i
Answers: 3
During a study session for this test, a question on the study guide is to give an example of natural...
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