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tiny-mole [99]
3 years ago
5

Necesito 5 especies de plantas acuáticas en peligro de extinción y por qué estan en peligro de extinción.

Biology
1 answer:
cluponka [151]3 years ago
8 0
<span>Platanthera praeclara -
Las principales amenazas a esta planta son el desarrollo, el pastoreo excesivo, los incendios y el calentamiento global.
Symphyotrichum georgianum -
en peligro debido al desarrollo del hábitat natural.
 Zizania texana -
amenazada por la disminución de los niveles de agua causada por la presa de Spring Lake.
Thelypodium howellii ssp. Spectabilis -
pero su población disminuye anualmente debido a la siega de pasto innecesaria en las áreas que esta planta llama hogar.
Stenogyne Kanehoanait-
se descubrió que los recortes de esta planta se pueden cultivar exitosamente en cautividad.

No soy tan fluido en español.</span>
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Answer:

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It is the R group of an amino acid which determines whether the amino acid will a polar or a non-polar amino acid molecule thus it determines the properties of the amino acid in terms of chemical properties. The R side group are involved in the formation of bonds with the substrate of the environment and the tertiary structure of the proteins.

Thus, the presence of different R group is the key difference in 20 amino acids.

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