I’m pretty sure the answer is B but I’m not 100% sure. I’m sorry :(
Answer:
In photosynthesis, autotrophs use energy from the sun to convert water from the soil and carbon dioxide from the air into a nutrient called glucose. Glucose is a type of sugar. The glucose gives plants energy.
It provides the reader with your topic and give them a central idea of your writing.
Answer:
All the wavelengths can not reach the earth's surface always.
Explanation:
Most of the time the atmosphere absorbs the Infrared radiation from the space. For this reason, infrared radiation can not reach the earth always. It is basically absorbed by the Co2 and water vapor present in the atmosphere.
Answer:
Repetitive DNA segments: transposable elements.
I hope it helps.