Scientists studying human genes could obtain DNA from a cell's

A. vacuole

B. ribosome

C. nucleus

D. cytoplasm

The genes for capsid proteins are A. part of the viral genetic material B. part of the host cell genome C always RNA D. always DNA

How long can the human brain stay without air in your brain

Opposing pairs of muscles involved in movement are called a. tendons and ligaments. b. flexors and extensors. c. smooth and striated muscles. d. skeletal and cardiac muscles.

to model bacterial cells agar cubes were used. Agar is a material that absorbs substances from its surroundings. The agar contained an indicator dye and dilute sodium hydroxide (an alkali). The indicator.

Which of the following is the correct order of sequence for DNA replication?

Name four classes that belong to the phylum Arthropoda

Aside from chromosomal abnormalities, all members of each species have the same number of chromosomes. True False

Why would cactus needles be an advantageous adaptation

What is an experiment

What indicates a positive test for the presence of starch?