Biology, 01.02.2021 23:50, Darkknighta26
During Prophase I replicated homologous chromosomes pair up and undergo synapsis. What testable question is generated regarding synapsis and genetic variability by Figure 1?
A. Is the distance between two gene loci related to crossover rate?
B. Does crossing over occur more often in some chromosomes than in others?
C. Is crossing over inhibited by methylation? D. Is crossing over promoted by methylation?
Answers: 3
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Marianne is comparing two animals: a fruit fly and a fruit bat. she asks, "do a fruit fly and a fruit bat share a common ancestor in their evolutionary history? " according to evolutionary theory, what is the answer to marianne's question?
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Biology, 21.06.2019 18:30, mayamabjishovrvq9
Drag each label to the correct location on the image. each label can be used more than once. a scientist introduced mutations in a gene sequence isolated from bacteria. study the sequence, and identify the steps where the mutations may affect the formation of proteins. in the sequence, black letters stand for protein coding regions and red letters stand for noncoding regions. protein will not be changed. protein may be changed. attcgtgttc atcgtgttc atcgtattc attcgtattc
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Lymphatic vessels remove excess fluid from tissues. often after mammexront( the surgical procedure to remove of all or part of a breast) the lymphatic vessels draining the arm are damaged. explain a consequence of this damage. what can be done to reduce the symptoms?
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Biology, 22.06.2019 04:30, Ladarius566
In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?
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During Prophase I replicated homologous chromosomes pair up and undergo synapsis. What testable ques...
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