__________ are characterized by two types of nuclei, a macronucleus and a micronucleus.
Fill in the blank(s) with the appropriate word(s).
Ciliates
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Imagine you were the manager of a national park with cheetahs. The cheetahs feed primarily on gazelles, while the gazelles eat grass. It takes an acre of grassland to feed one gazelle, and it takes ten gazelles to feed one cheetah. You have a maximum of ten cheetahs when the system is functioning optimally. You would like to increase the cheetah population because people pay money to see the cheetahs. How much grassland do you need to double the cheetah population supported by this grassland?
A. 10 acres B. 500 acres C. 200 acres D. 100 acres
Are all point mutations SNPs?
A. Yes, because SNPs are single base pair changes of the DNA. B. Yes, because SNPs are random in their occurrence. C. No, because SNPs require a certain frequency in the population. D. No, because SNPs are mismatched base pairs.
If the frequency of a recessive gene in a population in genetic equilibrium is 40 percent, in the next generation. the
frequency of that gene would be ____. a. 20 percent b. 40 percent c. 80 percent d. 2pq e. unpredictable
Increased antidiuretic hormone (ADH) secretion is likely after _____
A) drinking lots of pure water B) sweating-induced dehydration increases plasma osmolarity C) eating a small sugary snack D) blood pressure becomes abnormally high