In this diagram of the life cycle of a fern, which structure, A, B, C, or D, must swim through free water?
1.A
2.B
3.C
4.D
3
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Many halophiles require a high ionic environment for survival
Indicate whether the statement is true or false.
When a prey population dramatically decreases, the predator population will subsequently _______________
a. decrease, but very slowly over time b. decrease dramatically as well c. not change if it is a species with a long generation time d. increase
What are the three major factors that impact the type of biome that will exist in a given area? What will be an ideal response?
Bacterial cells are placed into a 250 mL liquid growth medium in a closed laboratory flask. According to Malthusian theory, they will reproduce exponentially and then
A. continue reproducing arithmetically as long as there are no limitations on food supply. B. continue reproducing arithmetically until the food supply is used up, then they will cease to grow. C. continue reproducing geometrically as long as there are no limitations on food supply. D. continue reproducing geometrically until the food supply is used up, then they will cease to grow.