A shift in weather patterns causes a drought. The normally moist forest becomes dry, with the leaf litter on the forest floor blowing away in high winds. The creek, which normally overflows and floods the forest floor every time it rains, dries up
What would you expect to happen to the slime molds that live in the area?
A) The slime mold would begin making red photosynthetic pigments.
B) The slime molds would shift from the plasmodium and form fruiting bodies.
C) The slime mold would begin parasitizing humans.
D) Dry conditions would encourage the slime mold to photosynthesize.
E) The plasmodium would expand and colonize the now-clean forest floor.
B
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Most mesophilic organisms can grow in a temperature range of
A) 0-15 °C. B) 10-20 °C. C) 20-40 °C. D) 50-65 °C.
The biological species concept relies primarily on the ability of individuals within the species to
a. adapt to the environment. b. have greater longevity. c. intermingle with other species. d. live in a variety of habitats. e. produce fertile offspring when mating with one another.
The number of chromosomes in a daughter cell produced by mitosis is the same as the number of chromosomes in the parent cell.
a. true b. false
Which of the following is the best summary of the process of photosynthesis?
A) Plants turn sunlight into sugars. B) The majority of the mass of plant-made sugars comes from water and nutrients from the soil. C) The majority of the mass of plant-made sugars comes from the atmosphere. D) Plants make sugars by breaking down other organic molecules and using those components to make sugars.