Which of the following is NOT true of
protists?
a. They may reproduce sexually.
b. Most have mitochondria.
c. Some reproduce asexually by binary
fission.
d. Most protists are unicellular organisms, but
some are multi-celled species.
e. Some protists are photoautotrophs
C
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The multiple genetic and environmental factors affecting complex traits imply that different people can have the same disease for different reasons
A. true B. false
The most important ion in controlling the movement of water into and out of the guard cells is
A. sodium. B. hydrogen. C. carbon. D. nitrogen. E. potassium.
In which situation might methylation of membrane proteins in Escherichia coli initiate a phosphorelay system that evokes clockwise rotation of flagella?
A. Utilization of lactose due during diauxic growth B. Presence of a chemorepellent in the extracellular environment C. Change in environmental osmotic pressure D. Cellular population reaches a quorum
Assume that the cost of fighting is four times greater than the benefit gained from the resource that is being fought over. What is the probability with which an individual should play dove in the mixed Nash equilibrium of the hawk-dove game?
What will be an ideal response?