Which term below refers to a recurring cyclic variation in sexual receptivity in most female mammals?
A. Ovarian cycle
B. Menstrual cycle
C. Estrous cycle
D. Hormonal cycle
E. Oogenic cycle
Answer: C
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It is difficult to assign a precise phenotypic definition to alcoholism because _____
a. not enough volunteers agree to participate in genome wide association studies b. alcoholism does not have environmental components c. alcoholism is an innate behavior d. genetic testing for alcoholism is not available e. excessive consumption of alcohol is subjective
Physically, the open ocean is a very stable environment
Indicate whether the statement is true or false
You are taking a lab practical exam, and one station has pins in various internal structures of a bisected mammalian heart. You can orient yourself without picking up and examining the exterior of the heart because
A. the width of the external wall of the right ventricle is thicker than all the other chamber walls. B. the width of the external wall of the left ventricle is thicker than all the other chamber walls. C. the width of the external wall of the left atrium is thicker than all the other chamber walls. D. the width of the external wall of the right atrium is thicker than all the other chamber walls. E. the ascending aorta exits from the right ventricle. 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 the structure of the mammalian heart? 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?
Katie knows to be especially careful with what she eats and drinks during her first trimester of pregnancy because a key aspect of development called ________ takes place during this period.
a. myelinization b. anencephaly c. organogenesis d. endometriosis