The multiple sites of DNA replication along eukaryotic chromosomes are known as
A) replicons.
B) multireplication forks.
C) helicase loaders.
D) ARS elements.
E) none of the above
A) replicons.
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Three hypothetical phosphorylated compounds (A, B, and C) are involved in energy metabolism. Standard free energies of hydrolysis for A = 13.1 kcal/mol, for B = -2.7 kcal/mol, and for C = 6.7 kcal/mol. What is the sequence in which these molecules could most exergonically phosphorylate?
A) A, B, C B) A, C, B C) B, C, A D) C, B, A E) C followed by A or B
The cell-mediated immune response is a function of ____
a. B cells b. T cells c. plasma cells d. blood cells e. antigen producing cells
Jan van Helmont concluded that plants gain most of their mass from
a) water. b) the soil. c) carbon dioxide in the air. d) oxygen in the air.
When Leptin levels are high, (A)________are released by arcuate neurons. This (B)_____ the secretion of TSH and ACTH from the pituitary, followed by a (C)__________ the metabolic rate.
a. (A) aMSH and CART (B) decreases (C) rise in b. (A) aMSH and CART (B) decreases (C) lowering of c. (A) aMSH and CART (B) increases (C) rise in d. (A) NPY and AgRP (B) increases (C) rise in e. (A) NPY and AgRP (B) decreases (C) rise in