During a controlled experiment, a scientist isolates and tests A. a conclusion. B. a mass of information. C. a control group. D. a single variable
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Answer 1
Answer:
During a controlled experiment, a scientist will isolate and test (D) a single variable. A conclusion, nor a mass of information can be isolated or tested. A control group is the group that would receive a placebo, so testing that would be futile.
How does using coal to generate electricity affect the environment? A. Using more coal reduces the amount of pollution from using oil. B. Using coal improves the quality of nearby water. C. Using coal, instead of wood from trees, helps improve the environment. D. Using coal releases pollution into the atmosphere
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The answer is (D.) Using coal releases pollution into the atmosphere.
Do all cells take the same amount of time to divide?
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no.some cells are larger than others therefore it will take a longer time for the cells to divide.
that would be yes cause thy are all the same cells unless in in different envirment
A boy who has hemophilia inherited the disorder from his ____________________a. mother b. father
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A boy who has hemophilia inherited the disorder from his, a. mother
Helium has an atomic number of two, so its outer energy level is full. Helium is considered _____.neutral inert an anion a cation
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Helium has an atomic number of two, so its outer energy level is full. Helium is considered inert. The correct option among all the options given in the question is the second option. It is actually non toxic in nature. Helium is also colorless, odorless and tasteless in nature. It is the first in the noble gas group of the periodic table.
Answer:
inert
Explanation:
The movement of aimno acids is facilitated by dash​
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Answer:
Blood
Explanation:
blood gives transport
What is the relationship between the depths of earthquake foci and latitude
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Both are in the same latitude because the epicenter is just above the focus point.