Answer:
DISCULPA... HABLO ESPAÑOL...
PODRIAS AYUDARME? NO ME SIRVE EL TRADUCTOR Y NO SE COMO ENTRAR A BRAINLY VERSION ESPAÑOL
._. TODOS HABLAN INGLES AQUI... SOY COLOMBIANA
Explanation:
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Answer:
The correct answer is option C. "2+".
Explanation:
A common procedure to test for the presence of antigens is to perform an agglutination reaction by performing an antibody screen. In an agglutination reaction that is graded 2+ the red blood cells start to be broken and medium-sized agglutinates are formed. In this reaction no red blood cells are free, only agglutinates are seen at the bottom of the microtubes. The characteristics of the reaction herein described concur with an agglutination reaction that is graded 2+.
Chloroplasts help them detect light. Chloroplasts are also contained in plants.
Answer:
B and D
Explanation:
Biodiversity comes from having multiple types of organisms. This also allows different organisms to eat and create nutrients that is needed by all other organisms in the ecosystem.
I believe it's true, sorry if it's not. I just can't find any research to prove if my answer is correct or not.