If a man is heterozygous (aa) for a trait, predict his possible sperm. a) his sperm would not carry either of the alleles. b) 100% of his sperm would carry both of the alleles (aa) eliminate c) 50% would carry a dominant (a) and 50% would carry a recessive (a) d) 50% would carry two dominant alleles (aa) and 50% would carry two recessive alleles (aa)

Why did mendel use pea plants in his experiments? a. they have no alleles. b. they are haploid organisms. c. they reproduce quickly. d. they are all male.

Cpr, or cardiopulmonary resuscitation, is a first-aid technique to save lives. it involves compressions of the patient's chest cavity. which description is the best description of the functions of chest compressions in cpr? chest compressions are done to pump the heart. chest compressions are done to strengthen the rib bones. chest compressions increase carbon dioxide inhalation. chest compressions allow the patient's muscles to wake up.

What is responsible for the uneven heating between the poles and the equator on any given day