You find that some cells have twice the amount of DNA in their nuclei as other cells do. What might you conclude?

Is there any reason that mitosis could not occur in a cell whose genome is haploid?

Why does increased global movement of people increase the risk for pandemic flu? A. It decreases the population densities of urban areas. B. It increases the transmission of flu between countries. C.

The amount of time spent in the bathtub and the temperature of the bath water. a. positive c. none b. negative

Who developed the principle of Biological Succession?

The number of possible genetically different gametes for an organism equals 2N, where N is the number of pairs of chromosomes. If an organism has four pairs of chromosomes, how many different gametes can it produce? A. 4 B. 8 C. 32 D. 16

Name the kingdom whose members have a cell wall made of chitin

A population is defined as all of the inhabitants of a given country or area considered together. a. True b. False

How does random fertilization add to genetic variation? a) reshuffling of randomly picked up chromosomes b) random fusion of genetically unique gametes c) exchange of genetic material between homologous chromosomes

When the energy of a light wave is transferred to a particle and causes it to vibrate and generate heat, the energy of the light wave is what?

Which statements about a child with brown eyes must be true? Choose more than one answer