When a potted house plant is wilting, the addition of water quickly changes the look of the plant. This can be accounted for by which of the following statements:
a. The water creates a hypertonic environment causing the cells to lose water.
b. The water creates a hypotonic environment causing cells to lose water.
c. The water creates a hypertonic environment causing the cells to gain water
d. The water creates a hypotonic environment causing the cells to gain water
Ans: d. The water creates a hypotonic environment causing the cells to gain water
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The organ system that is responsible for locomotion and maintaining posture and the generation of heat
A) Muscular
B) Reproductive
C) Digestive
D) Cardiovascular
E) Integumentary
F) Urinary
G) Respiratory
H) Skeletal
I) Nervous
J) Endocrine
K) Lymphatic
Which scientist(s) discovered the basis for the
base-pair rule, which stated that the amounts of adenine in all DNA are the same, as are the amounts of cytosine and guanine?
a. Watson and Crick b. Beadles c. Chargaff d. Franklin e. Pauling
Adenine and guanine are
a. nitrogenous bases. b. base pairs bonded together in DNA. c. bases found only in RNA. d. waste products of protein synthesis. e. amino acids.
In nonsense-mediated decay, how is a premature termination codon distinguished from the normal termination codon?
What will be an ideal response?