Answer:
I think she should try the experiment one set with fertilizer, and one without. The negative control group would be the set of rose bushes grown without the fertilizer, but under the exact same conditions as the experimental group. Then, if a difference is seen you can be sure it's accurate, since you tested with and without fertilizer under the same conditions. Sorry if i am wrong, I am not completly sure about this one. Again I might be wrong so sorry in advance.
Answer: Option B) Nucleus
A threadlike genetic material called chromatin is located within the nucleus
Explanation:
Chromosomes are thread-like genetic materials that exist in pairs. However, they are called chromatid when single. Hence, two chromatids makes a chromosome. And chromosomes are located within the nucleus
Answer:
1 when you workout run ect.
Explanation:
when you rest drink water relax or antyhing like that