In a lichen, the fungal partner
A. provides a substratum within which the alga grows.
B. provides water and minerals to the alga.
C. protects the alga from excess light intensities.
D. All of the choices are correct.
Answer: D
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The ultimate fate of the energy used by organisms is ____
a. conversion into heat b. transmission onto offspring c. to be recycled repeatedly without loss d. to be recycled as metabolic energy e. move into the environment by conduction
Although this bacteria is typically found in soil and water, burn wound patients are susceptible to ______ Infection
Fill in the blank(s) with the appropriate word(s).
Which of the following statements about deuterostomes is true?
A) Deuterostomes lack true tissues. B) Deuterostomes have only two tissue layers. C) The opening that forms during deuterostome gastrulation becomes the anus. D) The opening that forms during deuterostome gastrulation becomes the mouth.
Skin accounts for nearly 15% of the weight of an average human.
Answer the following statement true (T) or false (F)