Copies of chromosomes linked together at their centromeres at the beginning of meiosis are appropriately called what kind of chromatids?
A) Sister B) Daughter C) Homologous D) Mother
A
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What will be an ideal response?
Polygamy and monogamy are two types of:
a. kinship systems. b. mating systems. c. learned behaviors. d. dominance hierarchies. e. acoustical communications.
The event that triggers fruit formation is the growth of a pollen tube through the carpel of a flower. Identify a reasonable hypothesis about the basis of this effect
A) Pollen tubes grow in response to a cytokinin produced by the carpel. B) Pollen tubes grow in response to abscisic acid. C) The growing pollen tube produces ethylene. D) The growing pollen tube produces auxins and/or gibberellins.
Which of the following cells would undergo osmotic lysis?
a. gram- cell in distilled water b. gram- cell in salt water c. gram+ cell in distilled water plus penicillin d. gram+ cell in salt water