A process in which a sister chromatid inherited from the mother and a sister chromatid inherited from the father pair up and form tetrads and exchange DNA to form genetically diverse gametes is called ________
A) crossing over B) prophase C) cytokinesis D) cell cycle
Answer: A
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Which of the following features is NOT an
important evolutionary advancement in the evolution of the tree dwelling primates? a. grasping hands and feet b. depth perception c. well-developed sense of smell d. the ability to see in 3D e. a large brain relative to body size
The portion of an enzyme where the substrate binds is known as the ____
a. receptor site b. active site c. target receptor d. target site e. contact site
__________ is a form of genetic exchange in bacteria that involves contact between two cells
a. Transformation b. Transduction c. Conjugation d. Binary fission e. Budding
Under what conditions is asexual and under what conditions is sexual reproduction favored by the three evolutionary models involving environmental unpredictability, number of niches, and parasite load?
Environmental unpredictability: Low: High: Number of niches: Low: High: Parasite load: Low: High: What will be an ideal response?