Answer:
Independent variable: The amount of fertilizer.
Dependent Variable : The amount of water, the amount of soil. amount of sun light.
Explanation:
I can't really explain it but I am pretty sure that is the right answer. Hope it helps :)
what did i just read can u explain please cuz im concerned
Answer:
All responses are correct
Explanation:
1- This process of chemical extraction produces release of toxins that are toxic to other life forms
2- Sponges are critical organisms in the nutrient cycles
3- Sponges provide habitat for other species (fish, crustaceans, etc)
4- Sponges have the ability to regenerate when they are separated into pieces
Answer:
The correct answer is option D. "whether the muscle moved the skeleton, the heart, or another type of internal organ".
Explanation:
It is possible to determine whether a sample of muscle tissue moved the skeleton, the heart, or another type of internal organ by analyzing its cellular structure and organization. For instance cardiac muscle is striated and organized into sarcomeres, while smooth muscle that is located in organs such as intestines, uterus and stomach are not organized into sarcomeres.
Answer:
The grasshopper doesn't have to use it circulatory system to carry gases to and from the grasshopper cells because the air that is passed through the trachea system is already close enough to get to the cells.
Explanation:
"In the grasshopper, exchange of oxygen and carbon dioxide occurs in the tracheal system. Hemolymph plays no part in the process. There is not even an oxygen-carrying pigment in insect hemolymph." - www.biology-pages.info
(Here's some extra info as well)
