allows the endodermal cells to regulate the amount of water flowing into the xylem.

What is the estimated volume of water that covers the Earth? 33 million cubic miles 330 million cubic miles 33 thousand cubic miles 330 thousand cubic miles

It is possible for a cell to make proteins that last for months; hemoglobin in red blood cells is an example. however, many proteins may be degraded in days or even hours. what is the advantage of short-lived proteins?

1. Why isn't all of the energy a green plant gets from sunlight passed to other organisms?

If you had three apples and four oranges in one hand and four apples and three oranges in the other hand, what would you have?

Peahens prefer to mate with peacocks that have the brightest and largest tail displays. The peacock's tail is a disadvantage to the males, because it is large and cumbersome and hinders them from escaping from predators.

A knowledge of. science is essential in many different careers such as those of geologist meteorologists astronomers or oceangraphers

Describe how abread mould obtain nutrients

From the esophagus to the anal canal, the walls of every organ of the alimentary canal are made up of the same four basic layers. Arrange them in order from the lumen. A. muscularis externa, serosa, mucosa, and submucosa B.

Which of the following is a possible long-term consequence of two organisms occupying the same niche

How do molecules differ under a microscope when it becomes winter