In the experiment, the independent variable is the drug amount. Experiment group is given certain amount of drug, control group is not given the drug. The dependent variable is the body fat. I think you means the control is the living environment including food and water.
The Answer is C Gas exchange take place in our lungs
One of the use of Agriculture is that It bears no effect on the environment
unlike any other industry , If it done right, Agriculture will leave no side effects to the environment. It basically just let the nature do it's thing and we harvest the result.
<span>A person who has rh- blood can develop rh agglutins through;
1. Pregnancy.
2. Transfusion.
3. Exposure to blood.
Agglutination is termed as clumping of particles. It is the process which occurs when an antigen is mixed with its corresponding antibody known as isoagglutinin.
When people are being given blood transfusion of wrong blood group then the antibodies will react incorrectly with the transfused blood group, then the erythrocytes clump up and stick together which causes them to agglutinate.</span>
Answer:
Nucleus
Explanation:
In a eukaryotic cell, these instructions are located in the nucleus.