Answer:
C) Presence of gill slits
Explanation:
Please don't confuse yourself with the other answer.. the correct answer (as verified by USATestPrep) is C) Presence of gill slits.
Good Luck,
x Barbie
Answer:
the answer is Y
Explanation:
why? because it's right on edge.
Answer: Four pulmonary veins.
Explanation: Oxygen and nutrient rich blood will flow from the lungs back into this part called the left atrium (Or as some will call it, the left upper chamber in the heart). From there, it goes through four pulmonary veins.
Hope I could help! :)