Answer:
The correct answer is - 2 variable or factors,
1. normal or vegetarian diet, and
2. restricted or unrestricted diet.
Explanation:
The presented experiment is designed to see if the diet has a role in reducing high blood pressure. In this experiment two factors, a low salt diet and a vegetarian diet believed to have a promising effect.
Men with high blood pressure are assigned to random diets but these randoms diet has two common factors which are normal or vegetarian diet and restricted or unrestricted salt diet to check their individual effect on reducing high blood pressure.
Thus, the correct answer is - 2 variable or factors,
1. normal or vegetarian diet, and
2. restricted or unrestricted diet.
Answer:
Eukaryotic cells have a membrane-bound nucleus.
Prokaryotic cells do not. The nucleus is where Eukaryotic stores their genetic information.
Answer:
Rough endoplasmic reticulum differ from smooth endoplasmic reticulum by the presence and absence of ribosomes in their surface.
Explanation:
Rough endoplasmic is named so because RER contain ribosomes at their surface and due to the presence of ribosomes rough endoplasmic reticulum play an importnt role in protein synthesis or translation.
Whereas smooth endoplasmic reticulum does not contain any ribosome in its surface.smooth endoplasmic reticulum helps in the biosynthesis of lipid and steroids along with detoxification of toxic compounds.
