Within ciliates, what do the micronuclei control?
a. growth
b. movement
c. reproduction
d. cell signaling
e. growth and metabolism
c
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Catabolic pathways _____
A) combine molecules into more energy-rich molecules B) supply energy, primarily in the form of ATP, for the cell's work C) are endergonic D) are spontaneous and do not need enzyme catalysis E) build up complex molecules such as protein from simpler compounds
________ is the consumption of one living organism by another
Fill in the blank(s) with correct word
Rhizobia help plants meet their __________ by producing __________
a. nitrogen; NH3 b. phosphorus; PO4 c. potassium; K2O d. nitrogen; NO3 e. phosphorus; ATP
Which is not a factor that contributes to normal cells becoming cancerous?
A) the conversion of a proto-oncogene to an oncogene B) mutations in a tumor-suppressor gene C) the production of more effective tumor-suppressor gene products D) excessive replication of proto-oncogenes