Why is the nucleus called the "control center"?

What is a gene?

Where in the cell are chromosomes located?

t. Specialized DNA can be found in what other organelles

5. Which scientists established the structure of DNA?

What do you think happens to a fish's behavior in cold climates during winter explain

Mutations are always a. Good b. Bad c. Neutral d. Natural occurrences

How can a change in the density of a gas affect the temperature of a gas? A. as density increases temperature increases B. as density increases temperature decreases C. as density decreases temperature increases D.

I need information and questions on sharks

Which is a genetic engineering advancement directly related to a career in biotechnology? 1) improving solar energy collection 2) transporting textiles at higher rates 3) creating crop foods that resist insect pests 4) repairing historical sites

Some have cell walls with lipopolysaccharide. a. Archaea b. Bacteria c. Both Archaea and Bacteria

Which is NOT a negative consequence of acid rain? A) damages plants and trees B) kills fish and amphibians C) gives soil a better pH for growing crops D) chemical weathering of buildings and concrete

Which of the following must exist in a population before natural selection can act upon that population? A. genetic variation among individuals B. variation among individuals caused by environmental factors C.

What do rabbits like to eat?

5) Nerves and blood vesselsthat service a muscle fiber arelocated in the connectivetissues of itsA) myofibrils. B) sarcolemma. C) sarcomere. D) endomysium. E) perimysium.