In the angiosperm ovule,central cell of the embryosac,prior to the entry of the pollen tube,contains?
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what is Hardy weinberg Equilibrium?
Why are there so many genera in the family Compositae (Asteraceae)?
How do some plants(grams) grow in cotton?
Why do organisms live in certain places?
what is the reproductive cycle of non flowering plants?
Explain the reproductice system in a female flower?
what is the ecological importance of mycophytes?
Define electrophoresis?
Explain how the rings on a tree trunk can tell you the age of the tree and What is that branch of botany called?
How does stomatal conductance increase in an elevated carbon dioxide environment?
Operon model in genetics refers to ?
What is a sepal?
In cleared and stained root material you have seen structures that appear to be empty sacs in the epidermal cells with ostioles that exit to the soil. Which division are these fungi likely to be from?
How to take a poison from oleander?
How do plants take in oxygen?
