Answer:
C. The sun
Explanation:
The sun provides energy for the plant to do photosynthesis. Since all animal species depend on plants qnd the sun helps the plants, the sun is the original source of energy.
Answer:
The sides of the ladder are made of alternating sugar and phosphate molecules. The sugar is deoxyribose. The rungs of the ladder are pairs of 4 types of nitrogen bases. Two of the bases are purines- adenine and guanine.
Explanation:
can you mark me brainliest
Answer: F
Explanation: The alternating sequence of complementary bases is what determines traits found in organisms
Answer:
Seafloor spreading is a process that occurs at mid-ocean ridges, where new oceanic crust is formed through volcanic activity and then gradually moves away from the ridge.
Explanation:
Answer:
<em><u>Half</u></em>
Explanation:
The probability of getting a boy or girl is
1/2
