Gabriel is at a stage where his body is changing physically; he is growing facial hair and building muscle. He is also just starting to make sperm.

What is most likely Gabriel’s age:
A) 5
B) 12
C) 17
D) 21

The answer is B since that is when the male body starts changing

Because the earth is not round ,but it may seem round when viewed from ,our planet but true some points earth is not round was an oblate spheroid -a square that it squashed as globe however is not even a perfect oblate spheroid.in fact isaac newton's first proposed that earth was not perfectly round but it was an oblate spheroid instead.that mean a square that is squashed as its poles and swollen at the

An ecosystem is in a certain area and includes living and non living plus there is weather conditions and a biome is a large amount of area with similar climate.so ecosystem is based on weather and biome is based on the average climate