Planet earth was probaly formed 30,thousand years ago the first life probably evolved 29 thousand years ago
Answer: ZW
The sex chromosomes in birds are known as Z and W, and the presence of a W chromosome causes the development of a female <u>(ZW).</u>
Explanation: ducks are cute tho lol
Answer:
zygote, fertilization
(haploid) spores, meiosis
a pollen tube
The answer is fixed interval
I hope that helped
