The same kinds of cells that grow in similar patterns in different but related organisms produce

a. homologous structures such as wings and arms.

b. the same kind of embryos.

natural variations in a population.

d. descent with modification.

Explain the difference between using dna profiles to determine paternity and to match a tissue sample with a suspect

Which of the following BEST describes what alveoli are? A. They are the smallest tubes in the respiratory system. B. They have a small amount of surface area. C. They are found on the end of bronchioles. D. They are compromised of millions of cells.

Which one of the following criteria is necessary for natural selection to occur? A. Individuals show no variation in fitness levels. B. Individuals have the same adaptations. C. Enough resources exist for individuals to survive and thrive. D.

Which process occurs directly after meiosis lol

Are Foods Developed from Recombinant DNA Safe to Eat?

Carolyn suffers from the excessive secretion of insulin in the bloodstream. the medical term for this condition is

Some biological hazards (such as bacteria, viruses, parasites, and fungi) are undetectable by sight, smell or taste and can potentially cause an illness. What are these biological hazards called?

What is a negative effect of using land as a resource

This plant structure gives plants their green color

1. In your opinion, how are African Americans treated by the criminal justice system today? How have things improved and what do you think requires further attention?