Answer the following questions true (T) or false (F)
1. DNA, which is negatively charged, wraps around positively charged histones as part of the packaging of eukaryotic chromosomes.
2. In contrast to leading strand synthesis, the lagging strand is synthesized 3' to 5', which is why it is slower.
3. The phenotype of an organism reflects only part of its genotype.
1. TRUE
2. FALSE
3. TRUE
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Sympatric species
A. are more likely than allopatric species to display character displacement. B. always show character displacement. C. are less likely than allopatric species to display character displacement. D. are unlikely to be competing.
Gamete formation is
a. the result of mitosis. b. the pairing of homologous chromosomes. c. the formation of sex cells. d. the fusion of gametes. e. a process that occurs only in asexually reproducing forms.
A nonliving acellular structure that contains DNA is a
A. nucleus. B. virus. C. protein. D. cell wall.
Imagine an insect that is making its way from the outside of a tree to the inside of the tree. Put the layers that it would it encounter in order, starting with the outermost later.____primary xylem and pith____cork cambium____remains of primary and older secondary phloem____cork____secondary xylem
What will be an ideal response?