During prophase II,
a. a new bipolar spindle forms.
b. crossing over occurs.
c. chromosomes are single-stranded.
d. the cell is diploid.
e. the nuclear envelope re-forms.
A
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Because of the atomic structure of carbon, it tends to form
a. covalent bonds. b. ionic bonds. c. hydrogen bonds. d. sulfide bonds. e. bonds only with hydrogen.
Single-celled eukaryotes can survive and reproduce in both haploid and diploid forms. Yeast spend most of their life cycle and actively reproduce in which form?
What will be an ideal response?
If two genes are on the same chromosomes and we look at a dihybrid cross between two heterozygous parents, will we see a pattern of 9:3:3:1? Why or why not?
What will be an ideal response?
Which of the following statements concerning cellular metabolism is FALSE?
A) Energy obtained from nutrients or light is stored in the bonds of ATP. B) Enzymes are used in both catabolic and anabolic reactions. C) Macromolecules are converted into cell structures via catabolism. D) The goal of metabolism is reproduction of the organism. E) ATP is used in the formation of macromolecules.