Which part of the nucleotides' structure is responsible for the incredible variation that exists amongst all types of organisms? *

A) Sugar (ribose)

B) Nitrogenous base

C) Sugar (deoxyribose)

D) Phosphate group (-PO4)

What would happen if an electron was added to an atom? choose all that are correct 1) it would become a different atom 2) it's charge would increase by 1 3) it would add to the mass by 1 4) the charge would be reduced by 1

Which one of the following statements is accurate? A. Agriculture has been challenged by the use of selective breeding. B. Gymnosperms provide humans with the most food. C.

Is there such thing as heterozygous recessive?

Which are characteristics of leeches? Check all that apply. They are parasitic. They are a type of roundworm. They have setae. They have medical uses. They are segmented.

Choose the event below that does not occur during apoptosis Choose the event below that does not occur during apoptosis rupture of the cell, releasing cytoplasmic contents. flipping phosphatidylserine to the outer leaflet of the plasma membrane.

Which is a common age-related physical change that may affect digestion and food intake? a. loss of the majority of taste buds b. decreased cholecystokinin secretion c. decreased motility in the esophagus d. loss of smell?

If an organism''s diploid number is 12, what would be its haploid number?

Hola : D Necesito saber que relacion tiene la forma del tejido con el organo al cual pertenece

How does the live ensure that the body will have a constant supply of energy

Human albinism is an autosomal recessive trait. Suppose that you find a village in the Andes where 1/4 of the population is albino.