What characteristic differentiates the tundra and the desert

Best way to describe Neptune

What are the 4 chambers of a sheep's stomach?

The bases on the mRNA strand are called what?

The cells that produce sperm in humans contain 46 chromosomes. if one of these cells undergoes meiosis to form sperm cells, and chromosomal nondisjunction occurs in chromosome 22 during meiosis ii, what is the chromosome number in each of the

Which scenario would result in a population growth of zero? Use this formula: population growth = (birth rate + immigration) - (death rate + emigration) 12 individuals emigrate, 12 individuals die, 12 individuals are born, 0 individuals immigrate 16

N an oil spill, why does the oil not mix with the sea water? Lipids are hydrophobic. Lipids are hydrophilic. Lipids are saturated. Lipids are unsaturated.

The site of photosynthesis is a. mitocondria b. chloroplast c. nucleus d. endoplasmic reticulum

List three examples of how genes can be manipulated.

Consider a disease allele that is both dominant and lethal to patients that possess it. how could such an allele be passed on from generation to generation

What are 2 extinct species that share a close evolutionary relationship with humans