2. Match the following:
Column A
ovule
pollen grain
zygote
tuber root
tuber stem
maple seed
endospermic seed
non-endospermic seed
Column B
fertilized ovum
sweet potato
female gamete
potato
forms male gamete
реа
dispersed by air
maize seed

Provide one reason why mitosis occurs.

How did the miller-urey experiment impact the way scientists think about the origins of life? use what you know about the miller-urey experiments to discuss the factors needed for life to arise, and speculate on whether life could arise on another planet.

Does the sun release radiant energy?