B. only 3% of water on earth is fresh
Answer:
Explanation:the answer is not B since it's also asking for more then one continent in the question
I would say B.(RNA is singled stranded, DNA is double stranded, so
RNA is smaller than DNA.)
RNA is a single strand and can leave the nucleus easily but the DNA is double strands that are twisted together and are big and cannot leave the cell
Answer:
water is a covalent compound consisting of hydrogen and oxygen . it contains Single covalent bond
50 miles/2 hours
25 miles per hour or mph
Hope this helps!