Why do animal cells have many little vacuoles?

Amount of time needed for ecosystem recovery

How does the extra dopamine released during drug use affect the brain?

which is the most difficult to classify as fungus-like, plant-like, or animal-like?

List 2 ways scientists can observe the earth.

6. The cuticle is a waxy covering found on the upper surface of leaves. The primary purpose of the cuticle is prevent - A prevent water loss from leaves C capture carbon dioxide from the air B absorb sunlight for the plant D distribute water to all

What does the rough endoplasmic reticulum do?

Which of the following is an impact of growing the same crop on a farm for several years? Improved soil quality Decrease in plant diseases Increase in diversity of plants Decrease in the fertility of soil

Using forceps and scissors cut a small piece of liver and add it to the test tube. Push it into the hydrogen peroxide with a stirring rod. Observe the bubbles. What gas is being released?

The venom of cobras contains a mixture of substances that have a variety of physiological effects. One substance in the venom works by preventing acetylcholine from binding to muscle receptors. How does the venom affect the prey of the cobra?

Imagine you discover a new human parasite like T. gondii that forms cysts in the brain. You suspect it is altering human behavior. You also determine that it is transmitted through sharing food.