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Reika [66]
3 years ago
9

What do angiosperms reproduce with? A.spores B.seeds C.cones D.amniotic eggs

Biology
1 answer:
Tcecarenko [31]3 years ago
4 0

Answer:

b

Explanation:

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Beyond their role in energy transfer, what other benefit do microorganisms that act as producers provide for ecosystems?
insens350 [35]

Answer:

The microorganisms present metabolic wastes that serve as the primary source of food for other living things.

Bacteria that live free in the soil or in symbiosis with plants are essential to fix nitrogen, both nitrates and ammonia. These bacteria take nitrogen directly from the air, originating compounds that can be incorporated into the composition of the soil or living beings.

This property is restricted only to prokaryotes and is widely distributed among different groups of bacteria and some archaeobacteria. It is a process that consumes a lot of energy that occurs with the mediation of the enzyme nitrogenase, which the rest of the living organisms that cannot do or comply with this process is because they lack said enzyme.

Dunaliella is a genus of microscopic algae of the Chlorophyceae class and of the order Volvocales. All are unicellular, although with very varied morphologies.

Morphologically, its main characteristic is that they lack a rigid polysaccharide cell wall.

The ecology of this genus of green algae is characterized by its high tolerance to salinity, with eukaryotic organisms having greater tolerance to salt. They are euryhaline, adapted to salt concentrations from 50 mM NaCl to almost 5.5 M NaCl.

Explanation:

By nitrogen fixation is meant the combination of molecular nitrogen or dinitrogen with oxygen or hydrogen to give oxides or ammonia that can be incorporated into the biosphere. Molecular nitrogen, which is the majority component of the atmosphere, is inert and not directly usable by most living things. Nitrogen fixation can occur abiotic (without the intervention of living beings) or by the action of microorganisms (biological nitrogen fixation). Fixation in general involves the incorporation into the biosphere of a significant amount of nitrogen, which globally can reach about 250 million tons per year, of which 150 correspond to biological fixation.

6 0
3 years ago
How many chromosomes does each new cell contain after mitosis if the original cell had 52 original cell chromosomes?
quester [9]
If the original cell had 52 chromosomes then the two daughter cells produced would be identical, both with 52 chromosomes
5 0
4 years ago
Read 2 more answers
Ocean currents are caused by
son4ous [18]
They are caused by wind
7 0
4 years ago
Although against your better judgment, you squeezed an acne pustule on your face. now you notice a clear fluid seeping from the
liberstina [14]
<span>Exudate
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3 years ago
Over time, three types of cells derived from this single-celled animal have emerged with specialized functions and they interact
Deffense [45]

Answer:

Golgi bodies, endoplasmic reticulum and lysosomes.

Explanation:

Many vesicles are formed in the Golgi bodies and the endoplasmic reticulum, that is responsible for the transportation of materials from one part of the cell to another. Endoplasmic reticulum is the organelle that launches the toxin-loaded vesicles or in other words it is responsible for detoxification i. e. removal of toxic substances from the cell. Lysosomes is the organelle that act against the microorganisms such as bacteria , virus etc.

6 0
3 years ago
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