Hershey and Chase were also able to prove that the DNA from the phage is inserted into the bacteria shortly after the virus attaches to its host. Hershey and Chase concluded that DNA, not protein, was the genetic material.
A receptor
Explanation:
A protein that detects a signal molecule and performs an action in response is called a receptor protein.
- These are proteins in a target cell or sometimes found on the surface.
- They receive chemical signals.
- These chemical signals are usually in form of ligands.
- These proteins facilitates communication between cells.
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Answer:
B
Explanation:
nitrogenous bases on the two strands of DNA pair up, held together by weak hydrogen bonds.
It is imply to cold in the North for tropical plants to grow. A tropical plant needs constant warmth, but the Northern United States has fluctuations between extreme cold and extreme heat.
If the family started having a lot of respiratory problems, It is possible that asbestos was not removed from the building.
<h3>What is asbestos? </h3>
The mineral asbestos occurs naturally and can be used as a heat resistant material. This informed the use of asbestos in buildings before 1970.
As such, if the family moved into the builiding and started having a lot of respiratory problems, It is possible that asbestos was not removed from the building.
Learn more about asbestos: brainly.com/question/8853025