Which of the following is an organ of the digestive system?

a. stomach

c. muscle cell

b. nerve tissue

d. epithelial tissue stomach

An added risk of going to Mars is that there is a lot of radiation in space that can damage tissues. We aren't sure what will happen after long term exposure to that radiation. True False

Mushrooms and shelf fungi are classified as A. Club fungi B. Cup fungi C. Sac fungi D. Molds

Fungi were once placed in the same kingdom as plants. Why evidence suggests that fungi are very different from plants?

Glucose, labeled with 14C in different carbon atoms, is added to a crude extract of a tissue rich in enzymes of the pentose phosphate pathway. The most rapid production of 14CO2 will occur when the glucose is labeled in: a. C-1 b. C-3 c. C-4 d.

Once you have stopped for a school bus, do not pass until the driver signals you to proceed, the red lights stop flashing,

For better visibility.

How hard the blood pushes on the inside of the blood vessels is called what?

Which of the following types of RNA is known for its catalytic abilities? dsRNA mRNA rRNA tRNA

How many carbohydrates mainly use by human?

The sun is made up of different elements. What element mames up more than 70 percent of the sun