This is a biology worksheet all about it hope this helps
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:
Sam is correct. It is a chemical change and the contents should be in D. for compound.
Explanation:
This answer is correct because I just took the USA test prep
Good Luck!
3, definitely. The other answers are all harmful to the environment or flat-out wrong. At least it gets the economy going and lets more people make a living... even if it's hurting the ozone.
Answer:
1) Improve the stability and bioavailability of functional nutrients during storage and digestion;
2) Control the fixed-point and timing release of the embedded substance;
3) Improve food texture.
Explanation:
https://www.creative-biostructure.com/liposomes-in-food-industry-486.htm