The softest mineral on the Mohs hardness scale is a. quartz. b. talc. c. apatite. d. gypsum.

Which of the following does not apply to water molecules? a. Water molecules are polar b. Water has cohesive properties c. Water is not a very good solvent d. Water is less dense as a solid than a liquid

Which two organelles can be found in plant cells that aren't in an animal cells

After tcs food has reached 165 in a microwave oven, the food should be

Where would you accept to see a plant that does not have a vascular system

What type of normal human cell contains 22 autosomes and a y chromosome? what type of normal human cell contains 22 autosomes and a y chromosome? somatic cell of a male sperm cell somatic cell of a female egg cell?

Why is the equator warmer than the north and south pole

Recognize and use signal words, Assignment Signal words let you know what's coming next in a sentence. Signal words show relationships between ideas. Use the drop-down menus to identify the signal words in each sentences.

Which processes are caused by convection currents in the mantle? Check all that apply. 1. earthquakes 2. ridge push 3. tsunamis 4. slab pull 5. volcanic eruptions 6. subduction

Imagine that you are studying the food preferences of a lizard species across its range. you have hypothesized that because these populations are fairly separate from one another, the lizards have evolved different food preferences.

An animal cell (left) and a plant cell (right) are shown. Which organelle labeled x in the diagram is found in both plant and animal cells