A skin cell is to a somate as a(n) ________ is to a gamete.
A) embryo
B) zygote
C) brain cell
D) egg
Ans: D) egg
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In eukaryotes, activator proteins bind to ____________; generalized transcription factors bind to ____________
A. promoters; terminators B. DNA polymerases; RNA polymerases C. promoters; enhancers D. terminators; RNA polymerases E. enhancers; promoters
In the extracellular matrix of animal cells, collagen and elastin fibers are embedded with this matrix.
A) glycoaminoglycans B) proteoglycans C) pectins D) lignins E) both choices A and B
Which of the following would NOT be a function of bone?
a. movement of the body b. support c. hormone secretion d. mineral storage e. blood cell formation
Explain the relationship between body size and multicellularity. What will be an ideal response?