What is the function of the cell membrane? a. Gives rigid support to a cell
b. Directs cell activity
c. Makes energy for the cell
d. Controls what goes in and out of the cell

The questions below will determine which restriction enzyme should be used to make a plasmid that contains both an intact vgp gene and a functional ampr gene. answer questions 1–4 by selecting from the answer choices on the left. drag the correct answer to the right of each question.

Imagine that certain laws of physics could be ignored and you were able to travel vast distances in moments. now imagine that you traveled to an earth-like planet located light-years away that is known to support life. think about what you’ve learned in this unit and make an argument for what you think would be the dominant type of life form on this planet. consider whether a notochord is required for an organism to manipulate its environment and become a dominant creature.

There are fewer than 100 naturally occurring elements in the universe, but there are millions of different unified substances. explain how this can be true.