1. What do biologists call the process when allele frequencies in a population o

1. What do biologists call the process when allele frequencies in a population of a species change over time due to chance?A. Gene flowB. Nonrandom matingC. Genetic driftD. Bottleneck effect2. In vascular plants which of these parts conducts water and minerals upward from the roots?A. XylemB. LigninC. PhloemD. Fronds3. Amoebas move by using extensions of their cytoplasm calledA. cilia.B. pseudopods.C. vacuoles.D. sporozoa.4. The structure of the forelimb of a bird is similar in structure to that of the forelimb of a mammal suggesting that both descended from a common ancestor. This similarity is an example of _______ evidence that supports the theory of evolution.A. biochemicalB. vestigialC. anatomicalD. biogeographical