Which of the following has been correlated
with the ability of rats to cope with stress as
adults?
a. A nurturing mother.
b. The number of siblings they have.
c. The temperature they are raised in.
d. The altitude they are born at.
e. All of these.
A
You might also like to view...
Gram-positive bacteria produce endotoxins
Indicate whether the statement is true or false.
The ribosome binding site is located ____ and is where ____
a. at the start codon; the large ribosome subunit binds the mRNA-tRNA complex in prokaryotes b. just upstream of the start codon; the large ribosome subunit binds the mRNA in eukaryotes c. on initiator tRNA; the large ribosome subunit binds the mRNA-tRNA complex in eukaryotes d. on aminoacyl-tRNA; the large ribosome subunit binds the tRNA in prokaryotes e. just upstream of the start codon; the small ribosome subunit binds the mRNA in prokaryotes
Once the amino acid on the second tRNA
bonds with the amino acid of the first tRNA, what happens to that first tRNA?
a. it remains attached to the rRNA. b. it moves into the nucleus to get more instructions from mRNA. c. it breaks down into its component nucleotides. d. it leaves the ribosome and may pick up another amino acid. e. it transforms into a mRNA
A group of genes, a promoter, and an operator that control transcription, in prokaryotes, is a(n)
a. translational unit. b. chromosome. c. ribosome. d. envelope. e. operon