MATCH one of the chapter terms to the definition below: In modern classification, one of the four eukaryotic kingdoms; includes all the single-celled eukaryotes. (enter your number choice):

The stage of the cell cycle in which a cell’s DNA is copied is called the _______ phase.

Chromosomes that are not sex chromosomes are called

Seeds from a plant species are introduced into a new habitat. The chart shows the environmental conditions in the old and new habitats. Based on this information, what is most likely to happen to the new population over the course of many generations?

MATCH one of the chapter terms to the definition below: Body structures in different organisms that, although they may have been modified over time to serve different functions in different species, are due to inheritance from a common evolutionary ancestor. (enter your number choice):

Like modern plants, early photosynthetic organisms used light as the energy source for synthesizing sugar. Based on this fact, what substance had to be available to these organisms in the environment of early Earth?

MATCH one of the chapter terms to the definition below: In modern classification, the highest level of the hierarchy. (enter your number choice):

Identify the prophase stage: (enter your number choice).

Scientists searching for new anticancer drugs treat a cell culture with a certain compound. Following treatment, they notice that the culture has stopped growing. Untreated cells from the same culture, however, have continued to grow. These results could indicate that the compound blocks the normal cell cycle. What else could have caused these results?

Aerobic respiration does not take place without oxygen available, because oxygen