Correctly match the term and definition: spherical protein molecules around which DNA wraps
A)Histones
B)Extended chromatin
C)Chromosomes
D)Condensed chromatin
E)Nucleosomes
E)Nucleosomes
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Joe and Jane desperately want to have children, and although they have tried for two years, they have not been successful. Finally, they both agree to consult a specialist, and it turns out that Joe suffers from oligospermia (a low sperm count). He doesn't understand why this would interfere with his ability to have children since he remembers from biology class that "it only takes one sperm to fertilize an egg." What should the specialist tell him?
What will be an ideal response?
The end of a long bone is called the ________.
Fill in the blank(s) with the appropriate word(s).
The process whereby neutrophils and macrophages squeeze through the wall of the capillary into the interstitial space is known as...
A) diapedesis. B) hyperemia. C) vasodilation. D) chemotaxis.
The amygdala, hippocampus and hypothalamus are involved in such feelings as love, anger, fear, pleasure, and pain
Indicate whether the statement is true or false