Science is subdivided into specific areas of study termed disciplines. These divisions are artificial but are helpful to narrow the massive scope of scientific knowledge to a manageable amount. Given what you know about each, which scientific division is likely to present the best answer to a question about how fluid dynamics affect blood pressure in mammals?
A. Bioinformatics – use of technology to study and store biological data
B. Biochemistry – study of chemical reactions needed for life function, usually at the cellular level.
C. Biology – study of life
D. Biophysics – study of biological processes through physics
D
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Menstruation begins in response to ____
a. rising levels of FSH and LH b. rising levels of GnRH c. rising levels of progesterone d. falling levels of progesterone e. rising levels of estrogen
If a hormone is hydrophobic, is derived from cholesterol, and binds to membrane receptors, the type of
molecule is most likely
a. a fatty acid. b. a steroid. c. a protein. d. an amine. e. a carbohydrate.
The history of life on Earth can be studied by looking at
A. microevolution. B. sexual selection. C. gene flow. D. macroevolution.
Thalassemia is a very serious disorder that affects hemoglobin. It is caused by an autosomal recessive gene. If both a woman and a man are carriers, then what is the chance that they will have a child with the disease?
A) 75% B) 100% C) 50% D) 25%