3 checkpoints of the cell cycle
What will be an ideal response?
1. In G1, prior to the S stage
2. in G2 prior to the M stage
3. near the end of mitosis
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Fleshy fruits, such as blueberries, usually aid seed dispersal by ____
a. catching in the hair or feathers of animals b. being buried by animals c. falling directly under the parent plant d. floating away from the parent plant e. being eaten by animals
Which of the following is a major determinant
in which plant species becomes a pioneer species in a primary succession event?
a. the species of plants that preceded it b. the animals that occupy the area c. chance events d. the nature of the existing soils e. the type of disturbance
Age-related changes include
a. taste buds becoming less sensitive. b. people becoming farsighted. c. sensory nerve cells in the ear become "worn out." d. a reduction in male fertility. e. all of these
The behavioral, physiological, and energetic activities involved in current reproduction result in
A) reduced future survival, fecundity, and growth. B) reduced future survival and fecundity but increased future growth. C) reduced future survival but increased future fecundity and growth. D) increased future survival, fecundity, and growth.