Which of the following factors is LEAST likely to attract pollinators to a flower?
A. color of the flower in UV light
B. the amount of nectar
C. taste of the ovules
D. color of the flower in visible light
E. odor
Answer: C
You might also like to view...
Muscle cells are stimulated by neurotransmitters released from the synaptic terminals of _____
A) T tubules B) motor neuron axons C) sensory neuron axons D) motor neuron dendrites E) sensory neuron dendrites
Which of the following do NOT bind to the promoter sequence during regulation?
A) activators B) inducers C) repressors D) activators, inducers, and repressors
In Thomas Hunt Morgan's experiments, males had white eyes but females did not. What cross could you perform with his flies to obtain white-eyed females?
A. cross the F1 offspring to each other. B. cross an F1 female to a white-eyed male. C. cross an F2 female with an F1 male. D. cross an F2 female with a white-eyed male. E. crossing either the F1 or F2 females with a white-eyed male will produce some white-eyed females.
A cell that is totipotent ____
a. has the potential to become any cell type of the adult b. induces nearby cells to follow a certain developmental pathway c. will never differentiate d. will not undergo determination e. has unregulated gene expression