What does each band in a gel electrophoresis represent

Two models of cells are shown below. why would model b be better for moving nutrients in and out of the cell?

You have a container filled with pure water and semi-permeable membrane dividing it in half. If you add 10 grams of salt to the left half, the water will move to the

Fossil fuels are usuallyFossil fuels are usually formed from: a. Remains of formerly living things covered by thrust faults in regions with much oxygen. b. Remains of formerly living things buried by sediments in regions with little oxygen. c.

Do bananas contain dna

This table shows 3 different groups of crocodiles. Each group, A, B and C, is in a category based on their total lengths in meters. Study the chart and choose the statement below that is a valid conclusion based on the data in the table.

What is the meaning of calories

Whats the difference between Phylum and Genus

What tool is used to measure the movements of paramecium

How are earthquakes and volcanoes related

How does the color of light affect the rate of photosynthesis