Answer:
OINKITY OINK FOR BIG BRAINILEST REEEEEEE
lol.
Explanation:
IM NOT A PIG YOU IDIOT
<span>The most primitive vertebrates whose reproductive pattern includes the amniotic eggs are the reptiles.
An amniotic egg is filled with amniote, which are these membranes that have fluid in them. They serve to protect the embryo and enable it to survive any harsh conditions that may harm it. These cells have protein shells as well as calcium that provide further protection.
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The right answer is vein (it contains blood and has valves).
The infra-cardiac veins of small and medium caliber possess this system of fight against gravity. The valves consist of a dense connective tissue, surmounted by endothelial cells, corresponding to a fold of the intima. They allow blood circulation in the sense organ / heart but prevent venous reflux.
Neutrophils which are Leukocytes
<span>C. less energy than X-rays and gamma rays.
Hope this helps!
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