Answer:
The _VirA_ protein is embedded in the membrane of Agrobacterium and senses the presence of acetosyringone from the wounded plant cell.
Explanation:
VirA is a protein histidine kinase which detects certain phenolic compounds and sugars. Wounded plants areas are typically contains these compounds. This site is a potential infection site for Agrobacterium tumefaciens as a result VirA is used by Agrobacterium tumefaciens to locate it and cause damage.
b. oxygen.
c. exercise.
d. light.
Answer:
b, oxygen!
Explanation:
i like to think of it like this:
1. oxygen = air (i know that air is not made up of just oxygen, this is just how i like to think of it)
2. air sounds like aer!
3. oxygen = aerobic
muscular
nervous
connective
Answer:
B: Hyperosmotic solutions may cause the cell to shrink.
Explanation:
The first statement is false because it inverses the concepts of potential and kinetic energy. The second statement is true, and the electric field is indeed analogous to the gravitational field. The third statement is false since voting rates in the U.S. are not higher than in most other democratic industrialized countries.
The answers to those statements are as follows:
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