What is mRNA?

A. a DNA sequence at the start of a gene

B. an RNA segment that does not code for proteins

C. an RNA copy of a DNA gene

D. a DNA strand that cannot be transcribed

What is the main source of energy for plants? Sugar, nutrients, decomposers, or oxygen.

Use the drop-down menus to choose the correct global wind belt for each statement. This area is located around the equator and is relatively calm. This wind occurs near the poles and is cold and dry.

What are two ways floods can be controlled?

What is a dangerous weather condition in which a layer of warm air traps smog close to Earth's surface

Which base is connected to its complementary base in a base pair by three hydrogen bonds? A. Uracil B. Thymine C. Guanine D. Adenine

Anything that is built or created in an organized manner

Adults do not need foods from the dairy group, only growing children and athletes do.

Which conditions lead to a slower rate of weathering? Select two options. 1. porous rocks 2. cold climates 3. hard minerals 4. high temperatures 5. low moisture levels

What is the relationship between these two structures enantiomer?

Identify what structures in a skeletal muscle will shorten in length during contraction of the muscle. choose all that apply. (0.5 pts)