Which best describes a gene?

A.

A sister chromatid

B.

A chromosome

C.

A tetrad

D.

A piece of a chromosome

1. How is the potential energy of an object related to its position? (hint: if an object is higher up will it have more or less potential energy) 2. What is the formula to calculate Gravitational Potential Energy?

What might appear in a plants ecoregion after a heavy rain

How does the structure of chromosomes differ in prokaryotes and eukaryotes?

Recall that the biological species concept defines a species as a group of populations whose members have the potential to interbreed in nature and produce viable, fertile offspring.

Antibiotics resistance is one country's most serious public health threats?

The wall that separates the two lower chambers of the heart is called

What does a reviewer do during peer-review? Repeat the experiments in the article. Check for mistakes and bias. Focus only on mistakes in spelling. Change data to support results.

The term srimulus comes from the latin word stimulare, which means "to goad, prod, or urge." Explain how this meaning relates to stimulus

What is the risk to the cell if the nuclear membrane is dissolved?

Describe Crick's Central Dogma. Explain why this is an inference.