One of the characteristics you're looking for is whether the organism is a vertebrate (with a backbone) or an invertebrate (without a backbone).
<span>According to the World Wildlife Fund humans started using more of Earth's resources than can be replenished sometime during the 80s, around 1985.</span>
Answer:
D.
Explanation:
When an arrow points from a seal to a shark it means the shark is recieving energy from that seal. (By eating it.)
Answer:
The correct answer is the third statement.
Explanation:
In humans, the males possess one X and one Y chromosome, while the females possess two X chromosomes. Thus, the female always donates X chromosome to the gamete. In any case, the female always generates a similar kind of gamete. While the male either pass X or the Y chromosome to the progeny.
When the gamete with the X chromosome combines with the female gamete than the offspring would possess XX chromosomes and will be a female. On the other hand, when the gamete comprising the Y chromosome combines with the female gamete than the offspring would possess the XY chromosome and will be a male. Thus, it is the father who determines the gender of the offspring.
Answer:
older, older
Explanation:
Fossils deeper in the ground are older.
