In Figure 40-3, the function of the structure labeled C, particularly in small children, is:
a. to produce blood cells.
b. to act as a growth center.
c. to provide mechanical strength.
d. to serve as an attachment site for tendons.
e. to nourish the bone tissue
B
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In garden peas, smooth seeds are dominant to wrinkled ones, and yellow pea color is dominant to green. In a dihybrid cross of SsYy x SsYy, what proportion of the offspring from this cross is expected to be both smooth and yellow?
1.9/16
2.3/16
3.1/16
4.none
The production of ATP in the mitochondria requires ____
a. ribosomes b. oxygen c. carbon dioxide d. vesicles e. DNA
A type of symbiosis in which one species benefits from the relationship while the other neither benefits nor is harmed is called
A. commensalism. B. benefitism. C. parasitism. D. mutualism.
Estrogen and testosterone are steroid hormones that differ by only a few atoms. The different receptor binding properties those differences confer allow the hormones to do what during development?
A. Cause differential maturation of the prefrontal cortex during late adolescence. B. Cause a slight increase in muscle mass in females versus males. C. Make females naturally attracted to pink and males to blue. D. Control development of all sex-specific physical traits including sex organs, body hair, and breasts. Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about estrogen and testosterone? What other information is related to the question? Choose Answer Given what you now know, what information is most likely to produce the correct answer? Reflect on Process Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?