Answer:
There are many methods used by the scientists to study the change of earth's atmosphere and climate over the past million years. The study is called paleoclimatology. Since there are no measurement tools during those era, it studies the past by using proxy data. Proxy data includes earth's sediments, tree rings, historical archives, ice cores, and etc.
Explanation:
The materials plants need in order to perform photosynthesis are Water and carbon dioxide.
<h3>What is photosynthesis?</h3>
Photosynthesis is a process of converting light energy into chemical energy.
Photosynthesis is performed by chlorophyll-containing plants to produce their food.
The process of photosynthesis is carried out in the presence of sunlight.
It requires water, carbon dioxide, and sunlight.
Thus, the correct option is B, water, and carbon dioxide.
Learn more about photosynthesis, here
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Answer:
Explanation:
"Primase is an enzyme that synthesizes RNA sequences called primers. primase produces RNA molecules, the enzyme is a type of RNA polymerase."
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