The energy for active transport of substances into and out of plant cells is provided by _________.
A. Phloem
B. ADP
C. ATP
D. Voltage
E. Water
Answer: C. ATP
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True or False: one possibility is that the earliest reaction centers could have used light energy to drive the movement of electrons from an electron donor in the surrounding medium to an electron acceptor within the cell
A. true B. false
The primers in PCR are
a. fragments of mRNA. b designed to base pair with mRNA. c. free nucleotides. d. radioactive. e. none of these.
Your botany instructor likes to tell nerdy jokes, like this: "I wanted to buy a pink Toyota Corolla, but the dealer only had a green Calyx available." Impress your instructor with a clever response to this joke.
A. "Those are great cars, but the pinecone tires don't roll very well." B. "Oh, I would have chosen the blue Receptacle." C. "Me too! But I could only afford the yellow Androecium." D. "The factory must have run out of class A genes."
Discuss at least 5 factors that predispose certain individuals to opportunistic fungal infections.
What will be an ideal response?