True! Earth is beginning to become very overcrowded and combined with the amount of people of the planet and the carelessness that they all have for it, the earth is slowly beginning to show it's age. Of course, no one will act on this opinion, because it is quite illegal to just kill people, but it is true!
Answer:
Ideally, the experimental and control groups are identical. As much as possible, the two groups should overlap in every characteristic.
Explanation:
At the beginning of your study, you need your two groups to be as statistically similar as is humanly possible. That way, when you control for other variables, you can reasonably attribute any statistically significant differences at the end of the study to your intervention.
a subatomic particle of about the same mass as a proton but without an electric charge, present in all atomic nuclei except those of ordinary hydrogen.
B) All of the listed statements are false.
Explanation:
True statements are:
Matrix of bone is a mixture of calcium salts and phosphate.
Adipose tissue act as the site for energy storage.
Adipose store fats which are potential source of energy.
Cartilage is incapable of extensive repair after severe damage.
The bony matrix can undergo repair and regrowth.
Plasma is the portion of blood that act as the matrix for this tissue type.
Plasma is the fluid component of blood in which the erythrocytes, lymphocytes and thrombocytes lie.
