Which population is likely to have the most genetic variation among its members? a. a population whose members are exactly the same b. a population whose members are very similar to each other c. it is impossible to identify genetic variation within a population. d. a population whose members have many different traits

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above

Which example best describes a reflex action? a. eating food when hungry b. coughing when the throat is irritated c. bending down to lift a heavy object d. going for a walk outside