Eukaryotic cells import large molecules through the process of ____ and secrete larger molecules by
____.
a. endocytosis; exocytosis
b. diffusion; exocytosis
c. exocytosis; endocytosis
d. endocytosis; phagocytosis
e. phagocytosis; pinocytosis
A
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Which of the following statements is FALSE?
a. The Y chromosome determines the development of testes in humans. b. Avian sex determination is chromosomal. c. The sex of a developing cell is entirely determined from hormonal signals outside the cell. d. Bird sex determination system is opposite of that found in humans. e. Birds have a ZW sex determination system.
Rubbery cartilage, calcium-hardened bone tissue, lipid-storing adipose tissue, and blood are examples of specialized
____________________ tissues. Fill in the blank(s) with the appropriate word(s).
The major purpose for stems appears to be
A. to serve as a framework for the positioning of leaves. B. to provide food for animals. C. to provide shelter for animals in a coevolutionary relationship. D. to provide protection for inner vascular tissue.
Offer a verbal explanation of the figure above. Explain how the study graphed here illustrates the concept of ‘norm of reaction.'
What will be an ideal response?