How can researchers distinguish exons from introns in a segment of dna?

Why is specialization useful

Does when food is eaten affect weight gain? a study was introduced that examined the effect of light at night on weight gain in mice.

Why protonephridia are called lame cells

An organism has the scientific name Canis lupus. Using complete sentences, write the information that you can obtain about the organism from its scientific name. Also give one reason that scientists use scientific names.

This type of climate receives a little more rainfall than a desert region.

Does an electric current cause a coiled wire to become an electric bell

Which is a renewable resource? A) coal B) sunshine C) gasoline D) natural gas

How are fitness and adaptation important to natural selection?

Where do the light-independent reactions of photosynthesis occur? A. Stroma B. Thylakoids C. Cell cytoplasm D. Intermembrane space

What causes pioneer grasses and weeds that have grown in an abandoned field to die?