The proportions of a population that are at different age levels make up the population's a. fertility rate. c. age structure. b. growth rate. d. carrying capacity.

Compare ideas about living things before and after the invention of the microscope

suppose a persons stomach wall was irritated by an over-secretion of stomach acid. why do you think a person would take milk of magnesia, a basic solution? explain your answer in terms of pH.

Sonya had leukemia as a child and had to undergo numerous bouts of chemotherapy. The chemotherapy always made her nauseous. As she underwent a year of treatment, the waiting room started to make her nauseous. The chemotherapy is th

What does dependent variable

VA few months ago, there was a wildfire in a forest. Only a few plants and animals survived the fire. Currently, many trees that existed before the fire have started growing again. What type of succession has occurred in this forest? A. secondary B.

Plants with a large number of stomata on their leaves tend to live in environments.

Well-preserved fossils of whales and other organisms have been found in the southern parts of Mississippi. What could be a reason for this? A) Fossils are preserved in the rocks formed from the sediments deposited by rivers.

What feature of this plant stops large animals from eating it?

The movement of tectonic plates buries a rock deep inside Earth. Intense heat and pressure change the mineral composition of the rock and transform into Rock A. Rock A melts and comes out to the surface of Earth during a volcanic eruption.

Who was the first person to see and identify cells? a Matthias Schleiden b Robert Hooke c Anton van Leeuwenhoek d Robert Brown