Lower esophageal sphincter! <span />
Maybe it’s not a mineral because it’s just hardened tree resin whereas minerals can be mined and found deep in the earth…?
Answer:
A.
Explanation:
H2O is water. It has 2 hydrogen atoms and 1 oxygen atom, and that makes H2O which is water.
I hope it helps! Have a great day!
Anygays-
Answer:
50% portion are from mother...
Explanation:
If crossing over does not occur then 3 auto-somes as well as one X chromosome shall always come from mother. Even if two XX were present in case of a female 50% of chromosomes shall always be contributed by the mother...
