the following is not a nucleotide is RNA
So... I have'nt done this since November, but hope this helps.
1. A
2. A or B (most likely A)
3.B
4.B
ANSWER:
Electromagnetic energy is monitored by scientists forecasting future space weather
EXPLANATION:
Electromagnetic energy has such type of waves which propagate or radiate through space, carrying photons. Electromagnetic energy has radio waves, microwaves, infrared, light, ultraviolet, X-rays, and gamma rays.Space weather includes any activity happening in space that might affect Eath's environment.Space weather can interrupt mobile signals,air communications and can damage our satellites.So Electromagnetic waves are monitored to control all the above situations.
