Describe the characteristics of a river that would be a good source of freshwater (2-3 sentences)

The necessity to compact DNA presents a problem for the cell since DNA has to be accessible for replication (all of the DNA), transcription (some of the DNA), and repair (only damaged regions).

What would happen if a cell could no longer control how things got in and out of it?

Which of the following is not a reason that populations display a regular (evenly spaced) distribution? a. territorial behavior b. competition for water c. competition for sunlight d. social behavior

What kinds of organisms are found at the base of the food chain?

Given that the horse has a diploid chromosome number of 64 and a zebra has a diploid chromosome number of 46, what would be the expected chromosome number in the somatic tissues if a viable hybrid were possible between these two animals

How is a cell like factory?

The two cells are provided with nnutrients for growth. After 35 hours, which is the most likely obersevation of the cells?

European cuckoo birds lay their eggs in the nest of other bird species, allowing the other birds to raise their young. the cuckoo birds are therefore:

Explain why it would be a problem if an organism's very first stem cells were copied and multiplied like usual, but they didn't differentiate.

What makes a storm a thunderstorm?