Although they do not have recent common ancestors, birds and bats have similar body shapes necessary for powered flight. what pattern of evolution does this relationship represent?

What is one main difference between the cell wall and the cell membrane? a The cell wall is more fragile than the cell membrane. b Cell walls are only found surrounding animal cells. c The cell wall is more rigid than the cell membrane.

You are observing diseased cells in a medical laboratory. Upon close inspection, you notice that the cells contain many food vacuoles, yet the cells are dying of starvation.

What decision would most likely require the use of the decision-making process? a. Deciding on what to wear in the morning b. Deciding on a car to buy c. Deciding on what to eat for lunch d. Deciding to go to softball practice

What are the steps to a date and rock layers?

There is another digestive enzyme (other than salivary amylase) that is secreted by the salivary glands. research to determine what this enzyme is called. what substrate does it act on? where in the body does it become activated, and why?

there is 30 percent more what in earth's atmosphere today than there was before the start of the industrial revolution

Scientists say that conditions must be "just right" for a hurricane to start up. Which is the first step of "just right" in the development of a hurricane? A) Cool ocean water replaces warmer surface water.

What is another name for a tropical savanna?

What is a substance in plant sources that cannot be digested that is 5 letters

What would most likely cause the future acceleration of the expansion of the universe? O radiation from the Sun O the existence of background radiation O the continued existence of dark energy O light shifts identified by the Doppler effect