Cane toads are large, nonnative, poisonous toads in Australia. After cane
toads entered Austra...
Cane toads are large, nonnative, poisonous toads in Australia. After cane
toads entered Australia, scientists observed that the average head size in a
population of toad-eating snakes was getting smaller. Snakes with smaller
heads are not able to eat the large cane toads. What is this situation called?
A. Directional selection
B. Stabilizing selection
C. Fitness
D. Species richness
Answers: 1
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In a population that is in hardy-weinberg equilibrium, there are two possible alleles for a certain gene, a and a. if the frequency of allele a is 0.4, what fraction of the population is heterozygous? a. 0.40 b. 0.60 c. 0.16 d. 0.48
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This is collection of data made by comparing objects in standard units. in science, the units are metric.
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