Fertilization of human eggs usually takes place in the
A. ovary.
B. oviduct.
C. uterus.
D. vagina.
E. None of the choices are correct.
B. oviduct.
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Match the type of membrane protein with its function. Responses may be used multiple times or not at all. a. anchor b. transporter c. enzyme d. receptor
___ allows for the movement of ions across a membrane ___ attaches to another protein ___ binds signals from outside the cell ___ facilitates the movement of molecules across the membrane What will be an ideal response?
________ are small oligonucleotides, 20—30 nucleotides in length, that bind specifically to mRNA and stop translation.
Fill in the blank(s) with the appropriate word(s).
What do you know about different types of signaling? What other information is related to the question?
What will be an ideal response?
When cloning DNA into bacteria,
a. the DNA sequence is inserted into a plasmid. b. the DNA sequence is inserted into the bacterial chromosome. c. the linear DNA sequence is circularized, thus generating a plasmid. d. the new DNA is directly introduced into the bacterial cell. e. either the approach in b or c is used; the choice depends on the type of bacteria.