The graph shows the world
human population size and
growth rate over time. How
are the two sets of data
related to each other? What
does studying one data set
tell you about the other?
The seed consists of three components: embryo, endosperm (sometimes perisperm), and seed-coat. Both endosperm and embryo are the products of double fertilization, whereas the seed-coat develops from the maternal, ovular tissues. The seed habit is a significant advancement in the evolution of higher plants.
Anatomy of seed :-
Seed storage proteins provide a source of amino acids and reduced N necessary for germination and early growth of the seedling.
when soaked in dilute sodium chloride solution onion gain mass because of the process of osmosis.
Explanation: Osmosis is a process when there is movement of water from the region of comparatively higher concentration to the region of lower concentration across in a permeable membrane.