Option A : the fern transitined from gametophyte generation to sporophyte generation.
In school, Brendan has been conditioned to get up from his seat every time he hears the school bell ring.
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Answer:
Effective food supply was most likely an effect on society that resulted from improvements in blood handling during World War I and World War II.
A spring is a natural discharge point of subterranean water at the surface of the ground or directly into the bed of a stream, lake, or sea. Water that emerges at the surface without a perceptible current is called a seep. Wells are holes excavated to bring water and other underground fluids to the surface.
The image shows a cross-section of land scape.
Need this store of protein:
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.
Consumers are dissatisfied with the way that large corporate farms are treating nature's natural resources.
The nerves and muscles communicated with each other to trigger her reflexive response…
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.
Answer: Tornadoes form when warm, humid air collides with cold, dry air. The denser cold air is pushed over the warm air, usually producing thunderstorms.
They perform a valuable service as Earth's cleanup crew. Without decomposers, dead leaves, dead insects, and dead animals would pile up everywhere. Imagine what the world would look like! More importantly, decomposers make vital nutrients available to an ecosystem's primary producers—usually plants and algae.
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