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algae door, group algae, algae in the department of algae genus. Algae is a single cell, spherical, egg-shaped or oval, the front of the cell has
2,
such as long whiplash, algae by the swing of whiplash and swim. There are many
1,
large cup-shaped curly bodies (some of which are "
H
"-shaped or star-shaped, or flaky) in the cytocytes, which have
1
red spots on the front of the cell and have a photoresponsive effect.
1
nucleus, present in the cup-shaped carcogens recessed part of the cytoste. At the base of the chloroerra, there are usually
1
large and distinct protein nuclei, whose surface is made up of starchy crucibles formed by aggregated starches. In addition,
usually
2 telescopic bubbles at the base of
2
whiplash. There are two types of reproductive forms, sexual and sexual reproduction. Asexual reproduction is carried out continuously when the environment is suitable. When asexual reproduction, the cells are often stationary and the whiplash shrinks or falls off. The progenitors within them have been split by
1
to
4
times, forming
2
,
4
,
8
or
16
progenitors, and then each forming
1
swimming spores, the structure of which is the same as that of the mother. When the mother cell wall gel breaks, each swimming spore is released and swims in the water, each growing into
1
new individual. The sexual reproduction process of algae is also the first to take off the whiplash, the protophyte after
3
to
6
splits, resulting in
8
,
16
,
32
or
64
with
2,
whiplash cells, called matching. Its morphological structure is the same as that of swimming spores, but smaller. After the matching son is released, it is fused in pairs, producing
1
of the pair. Helix secretion produces thick walls, after sleep, when the conditions are appropriate germination, first of all, the number of subtractors split, each produced
4
single-factor desporided spores. After the closed subwall breaks and released, each subtracted spore forms
1
new individual. Algae adaptability, all kinds of fresh water have growth, especially
organic
rich in small puddles, often found more pure groups of algae. A few species can
at
temperatures below 4 degrees Celsius, such as algae, which can grow on snow. Because their cells contain large amounts of carotenoids, when they multiply in large quantities on the snow surface, the snow is "dyed" into green, yellow or orange red colors.。