A fruit fly has diploid cells with 8 chromosomes. Explain how many chromosomes are in its haploid gametes

Which answer below is a support and movement structure that is maintained by water or body fluid? exoskeleton endoskeleton chitin hydroskeleton

A scientist stated the following hypothesis: If I change the temperature of water in a fish tank, it will affect fish breathing rate. Identify the independent variable:

What is the secretary of the cell

One effect that alcohol has on your circulatory system is to: A. Increase the rate at which your heart beats B. Increase your blood pressure C. Increase your heart's absorption of fats

The blood left at the crime scene was from a male. Which dna profiles could have come from the suspect?

List three methods used to prevent the evaporator from becoming too cold and freezing

The french biologist lamarck proposed that

A scientist performed an experiment on mice. Her results are posted below. Lung Cancer in Mice Experiment Group Duration of Cigarette Smoke Exposure Number of Cases of Lung Cancer 1 0 days 0 2 500 days 3 3 1,000 days 27 4 1,500 days 32 After

Angiosperms do not need water for fertilization. Why?

After removing a cutting from a parent plant, farmers usually: