Answer:
water, oxygen, carbon dioxide, lipids
Explanation:
Answer:
1. left ventricle of the heart (ejects blood into the aorta)
2. ends with the right atrium (collects returning blood)
Explanation:
Wouldn’t the answer just be C?
Answer:
Answer is explained below.
Explanation:
A. The observed single stranded regions are found in the mRNA.
B. The loops represent introns (Non-coding portions of the mRNAin primary transcript ). The intron sequences are removed to form a mature mRNA by splicing.
C. If the scientist use RNA and DNA from bacteria, loops cannot be seen. Because introns are produced in only eukaryotes but not in prokaryotes.
