DNA polymerases used in PCR
A. include Taq polymerases and Vent polymerase.
B. are labeled with fluorescent dyes.
C. must remain active at very cold temperatures.
D. use an RNA template to make complementary DNA.
E. All of these choices are correct.
Answer: A
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Alternative splicing allows for:
A. two or more different proteins to be made from a single processed mRNA. B. different polypeptides to be made from a single gene. C. increased stability of a mature mRNA. D. enhanced recognition of an mRNA by a ribosome. E. multiple genes to be used to code for a single polypeptide chain.
Amoebas use pseudopodia for movement and ____
a. sexual reproduction b. excretion c. feeding d. avoiding predation e. asexual reproduction
Some organisms are able to reproduce both sexually and asexually.
Answer the following statement true (T) or false (F)
A cell's fate is determined while the cell is differentiating.
Answer the following statement true (T) or false (F)