In an experiment to demonstrate convection in liquids, potassium permanganate crystals are being used. When working with chemicals in science lab, you should always use

Describe three ways a mutation can occur

Which of the following is not part of sexual reproduction?

When 2 organisms donate half of their genetic material to make one new genetically unique organism. What is this called?

Which characteristics must an object possess in order to be alive?

A studentt observe a fish resting in the classroom fish tank. the fish mouth was openning and closing regulary as it pumped water over its gills. Why was the fish pumping water over its gills?

What determines how many trophic levels a rain forest ecosystem can support?

How far does light travel in one second

You have learned that variable costs change depending on the amount of the product the company is providing. Fixed costs are the same no matter how much of the product or service the company is providing.

What's the 2 characteristics of motion that can be changed by force?

In yeast, one haploid strain is unable to synthesize uracil but able to synthesize leucine, while another haploid strain is able to synthesize uracil but not leucine.