Which type of male competition would you typically expect in species with external fertilization?
A. Direct male competition( Male-male aggression or courtship displays)
B. Indirect male competition (sperm competition)
C. Both
D. Neither
Answer: C. Both
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Which of the following is the proper sequence for mitosis?
a. metaphase, prophase, anaphase, telophase b. metaphase, telophase, prophase, anaphase c. prophase, metaphase, anaphase, telophase d. anaphase, metaphase, prophase, telophase e. prophase, anaphase, metaphase, telophase
Gal4 is mutated such that it still binds to the DNA but cannot interact with Gal80. What effect would you expect to see in the absence of galactose?
What will be an ideal response?
Both bacteria and fungi digest food by
A) ingesting previously decomposed molecules. B) forming food vacuoles through phagocytosis. C) secreting enzymes and then absorbing the smaller molecules. D) photosynthesis. E) eating only small organisms that they can engulf.
Both mitochondria and chloroplasts have inner membranes with much greater surface area than their outer membranes. Discuss the contribution of the extensive inner membranes to the roles of these organelles
What will be an ideal response?