What best describe the sex chromosome in humans?

A. Male have two X chromosomes.

B. Females have two Y Chromosomes

C. Male have two Y chromosomes

D. Males have one X and one Y chromosomes.

Which provides to a eukaryotic cell about living and growing? A. DNA B. Plasmids C. Mitochondria D. Nucleus

Which two disciplines of science are most closely related to the study of paleontology? a. biology and chemistry b. chemistry and physics c. geology and biology d. physics and geology

What are 2 reasons that both cnidarians and poriferans are considered simple animals?

Approximately, when did the cultivation of plants begin? A) 11,000 years ago B) 110,000 years ago C) 1,100 years ago D) 55,000 years ago

Raj, who complains of chest pain, is admitted to a hospital. The diagnosis reveals that his blood vessels have narrowed and the flow of oxygen and nourishment to his heart is partially obstructed. He is most likely suffering from:

Explain why red-green color blindness occurs more frequently in males than females?

A system for naming species using a 2 word naming system is called

What did darwin call the "preservation of favorable variations and the elimination of injurious variations"?

A mutation in GLUT4 changes the Kt value from 5 mM (wild type) to 3 mM (mutant). The velocity of glucose entry into a mutant cell would be higher than a cell expressing the wild type version at a blood glucose concentration of 5mM. A) TRUE. B) FALSE.

Hich of the following is an advantage of asexual reproduction? A. No mate is required. B. It increases genetic diversity. C. More time is required. D. More energy is required.