In vertebrates, most of the fluid that ultimately exits the body as urine first enters the nephron tubules by the process of ____________.
A. absorption
B. excretion
C. filtration
D. reabsorption
E. secretion
C. filtration
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The duct between a testis and a seminal vesicle used for the transport of sperm is the ____________________
Fill in the blank(s) with correct word
The semicircular canals are
a. empty. b. filled with gas. c. filled with a liquid. d. filled with bones or stones. e. filled with sand grains.
Carrie Buck is significant in the history of genetics because she ____
a. was a well-known advocate for eugenics b. became the first woman geneticist c. was sterilized after the U.S. Supreme Court determined she was feebleminded d. discovered how to genetically modify corn to be resistant to herbicides e. is the author of the first biography of Gregor Mendel
Define the term broad-sense heritability (H2). What is implied by a relatively high value of H2? Express aspects of broad-sense heritability in equation form
What will be an ideal response?