Tansley's experiments with bedstraw (galium) showed that when two closely related species of bedstraw are grown together,

Relate Cause and Effect Why do distantly related species in very different places some- times share similar traits?

Explain why animals must eat but plants don't eat

What is the speed of a wave with a wavelength of 3 m and a frequency of. 1 Hz? 0.03 m/s 0.3 m/s 3.1 m/s 30 m/s

Why cant adult cells become other cells

What do you think can be done to prevent some of the viral infections in birds? What actions do veterinarians and caretakers need to take to protect birds from these infections?

How does a change in the internal pressure of a gas affect volume? A. as internal pressure increases volume increases B. as internal pressure increases volume decreases C. as internal pressure decreases volume increases D.

Engaging in regular physical activity and reducing sedentary activities can: A. Promote health B. Enhance psychological well-being C. Promote a healthy body weight D. All of the above

A frog lays thousands of eggs because many eggs die. This behavior is an example of O competition O overpopulation O variation in a population O survival of the fittest

Which best summarizes the concept of natural selection? A. The fittest organisms survive and reproduce. B. A mutation always makes a species fitter. C. An organism will always adapt to its environment. D. An organism will always mutate to survive.

The nurse assures a breast-feeding mother that one way she will know that her infant is getting an adequate supply of breast milk is if the infant gains weight. what behavior does the infant exhibit if an adequate amount of milk is being ingested