Which two body systems most directly cause the arm to bend

Why would the pancreatic enzyme trypsin be non-functional if it was secreted in the stomach instead of the pancreas?

The force of gravitational attraction between the Sun and Venus could be increased by reducing which of the following? 1. The distance between the Sun and Venus 2. The period of rotation of the Sun 3. The mass of the Sun and Venus 4.

The insertion of the human insulin gene into the bacterium Escherichia coli allowed it to produce human insulin. Which type of organism is E. coli?

Why do compounds have different properties than the elements that form them?

Acid precipitation is caused by a mix of what?

How is a new moon different from a full moon?

James was sick, went to the doctor, and was diagnosed with a bacterial throat infection. his infection was treated with antibiotics. in a few days, james felt much better, but some resistant bacteria survived and, overnight, james was sick again.

Causation can be proved by using a (n): A negative correlation. O B. experiment. O c. observatior ... D. hidden variable. Answer : experiment!

Where on earth can water be stored for long periods of time?

A science student makes the following statement. if roses bloom earlier in warm climates, the cold weather roses will bloom later what is the student doing?