Hormones because if you think about it. Vertebrates must have backbones and mammals have them. And, humans are basically mammals. And the glands secrete hormones.
with this option given I don't think there is an odd one
Answer:
A
Explanation:
Fertilizations occurs in the fallopian tube.
Point "a" is located where the fallopian tube is at
Hence, fertilization is most likely to occur at point A
Answer:A
Explanation:
It absorbs carbon dioxide
