During sexual reproduction, two haploid gametes join in the process of fertilization to produce a diploid zygote.
look up in ur book meiosis which will explain more
Answer:
A type of diffusion that happens within membrane
Answer:alveoli; lactiferous ducts
Explanation:
Oh sweetheart. Leave the person if you're clearly not in love with them as they are with you. You're only hurting yourself, and that other person. They deserve someone who loves them as much as they love. And so do you! Be with whom you love, and set that other person free. Yes its not going to be easy, but life isn't easy. That's just part of life and growing up.
Answer:
The Earth is essentially a closed system; it obtains lots of energy from the Sun but the exchange of matter with the outside is almost zero. Isolated systems can exchange neither energy nor matter with an outside system.
The Precambrian was originally defined as the era that predated the emergence of life in the Cambrian Period. It is now known, however, that life on Earth began by the early Archean and that fossilized organisms became more and more abundant throughout Precambrian time.
