Structures that may be visible under the microscope and indicate where crossing over has occurred.
A. chiasma
B. homologue
C. kinetochore
D. synapsis
E. synaptonemal
Answer: A. chiasma
You might also like to view...
Which of the following correctly indicates the complementary base pairing of adenine in DNA and RNA?
A. adenine with thymine in both DNA and RNA B. adenine with uracil in DNA and with thymine in DNA C. adenine with thymine in DNA and with uracil in RNA D. adenine with cytosine in DNA and with guanine in RNA E. adenine with guanine in DNA and with cytosine in RNA
The Calvin cycle and light-harvesting reactions are separated in __________
A. time B. space C. time and space D. different organelles E. None of the answer options is correct.
Classical conditioning such as the salivating of Pavlov's dog in response to a metronome is based on a(n)
A. operant condition. B. sign stimulus. C. involuntary response. D. dishabituation. E. None of the choices are correct.
The width of a DNA double helix ____
a. is constant b. is narrower where adenine is present than where cytosine is present c. is wider where purines are present than where pyrimidines are present d. varies randomly e. is wider where pyrimidines are present than where purines are present