What does the cell nucleus contain

A. chromosomes

B. vacuoles

C. cytoplasm

D. chloroplasts

Where are the kidneys and liver situated in the body?

Which of the following best describes the way ATP works as a high energy compound? A) ATP + energy - > ADP. B) ADP + Energy - > ATP. C) ADP + P + energy - > ATP. NAD + ATP + Energy - > ADP + NADH

How does the structure of the chloroplast relate to its function?

What were the "7 minutes of terror" that the nasa scientists had to go through?

There are many ways that plants and animals depend upon each other. Which of the relationships below is an example of animals depending on plants

Muscle cells differ from nerve cells mainly because they a. express different genes. b. contain different genes. c. use different genetic codes. d. have unique ribosomes.

The butterflies shown below all belong to the same species, but one of them has inherited a rare mutation for blue wings rather than orange wings. The butterflies feed on nectar from orange flowers, and their color acts as camouflage while they feed.

A normal human karytype has

Cual es el proposito de la nutricio?

Azotobacter A. forms endospores. B. forms cysts. C. fixes carbon dioxide. D. are used as an indicator of fecal pollution.