Answer:
The experiment should have more different subject groups, with each group consuming a different amount of beta carotene.
Explanation:
When designing an experiment, to determine the effect of the amount of a substance, the experimental design should be done to accommodate more than two experimental group with each group treated with different amount of the substance and also a control group. This will enable the researcher to determine the effect of the different ranges of amount.
In the example, in other to determine if vitamin A is dependent of the amount of beta carotene consumed, there should be more different subject groups, with each group consuming a different amount of beta carotene.
Answer:
They are all built of chemically linked monomers.
Hydrogen atoms and one oxegyn atom
Well its most likely over hunted but if its endangered and not allowed to be hunted then it would be because of natural predators in the area being over populated and taking out the caribou to fast
