The tempo of the heartbeat is set by a cluster of specialized cardiac muscle cells called the ________
Fill in the blank(s) with correct word
sinoatrial (or SA) node
You might also like to view...
Select the only technique that is associated with functional genomics rather than traditional genomics.
A. Dideoxy sequencing. B. Physical mapping. C. DNA microarray. D. Assembling a contig.
Citrate synthase is the first enzyme in the citric acid cycle and is also able to be regulated to control the
amount of ATP that is produced as a result of the citric acid cycle. Why is early regulation the most beneficial method for the cell?
a. There is less wasted energy by regulating early steps. b. More ATP can be produced before the system is shut off. c. NADH is rarely found in the cell and needs to be conserved. d. The first enzyme is more amenable to regulation. e. There is no possible way to control the last enzyme in a pathway.
The internal compartment of the mitochondria is the ________.
Fill in the blank(s) with the appropriate word(s).
Restriction enzymes are mainly derived from:
A) fungi. B) animal cells. C) yeast. D) bacteria.