Weight is determined by the effect of gravity on an object, which relates to the mass of the object. The moon has less mass than the Earth, and therefore the gravitational pull is less strong, meaning that the weight is less.
Using a molecular clock, scientists are able to estimate the amount of time that two species have been evolving independently.
Hope this helps :)
The answer to this statement is true. It is because the size
the total amount of the DNA that it contains makes up the size of the genome.
Therefore, the size of the genome determines the information that it contains
such as the DNA.
Answer:
Positive selection involves targeting the desired cell population with an antibody specific to a cell surface marker (CD4, CD8, etc.). ... Negative selection is when several cell types are removed, leaving the cell type of interest untouched.
