Why may an algae living in deep ocean water have a different combination of pigments than a tree living above sea level?
What will be an ideal response?
Photosynthetic species are adapted to the environment in which they evolved, and light that reaches different environments varies in its proportions of wavelengths.
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Skeletal muscle growth and development is inhibited by ____ produced in muscle cells
a. erythropoietin b. acetylcholine c. epidermal growth factor d. epinephrine e. myostatin
What defines a population in evolution?
A. Multiple species interacting together in an ecosystem B. Members of the same community C. Members of a single species that may, or may not, share a common space D. Interbreeding members of the same species that share a common space
Consider an individual undergoing cancer chemotherapy, taking a drug that slows or stops cell division. Which one of the following is a likely side effect of such chemotherapy?
A) improved hair growth B) anemia C) weight gain D) headaches E) fluid retention
Which of the following hormones is mismatched with its producing gland?
A. pineal gland-melatonin B. ovaries-follicle-stimulating hormone C. thymus gland-thymosins D. ovaries-estrogen E. testes-androgens