Which process is responsible for the movement of solids into some animal cells?
a. pinocytosis
b. osmosis
c. receptor-mediated endocytosis
d. facilitated diffusion
e. phagocytosis
E
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In chemistry, what is a base?
a. A base is any substance that increases the hydrogen ion (H+) concentration in a solution. b. A base provides either hydrogen ions (H+) or positively charged ions that combine with hydroxide ions (OH-). c. A base provides either hydroxide ions (OH-) or negatively charged ions that combine with hydrogen ions (H+). d. A base is any substance that increases the hydroxide ion (OH-) concentration in a solute.
All of the following are polysaccharides except
A. agar used to make solid culture media. B. a cell's glycocalyx. C. dextran in some bacterial slime layers. D. cellulose in certain cell walls. E. sterols in cell membranes.
Indicate if the conditions described would result in the development of a male or a female individual. SRY is a gene on the Y chromosome that is involved in initiating development of the male phenotype in humans.
Provide one example of a medical application of biotechnology
What will be an ideal response?