Answer:
they have influenced it through genetic engineering
Explanation:
Answer:
A pollen tube grows from the pollen grain into the ovary
Explanation:
Water is needed for fertilization in several plant groups because the sperm needs to swim to meet the non-motile eggs of the female organs.
<em>However in angiosperms, the pollen germinates and a structure known as pollen tube which contains the male gametophyte (sperm) grows into the ovary where the ovule is located and the male gametophyte is deposited in the ovule to initiate the fertilization process.</em>
<em>Hence, water is really not necessary for fertilization in the angiosperms.</em>
Answer:
I need a name for my biology team, it's about the relationship of fossils to the theory of evolution.
Explanation:
Answer:
Due to their global position, temperate forests generally receive about 75-150 cm of precipitation every year.
Explanation:
(That's a lot, second only to the Tropics).
