Mencione; (2.5 pts)
(A) Barreras Físicas.
(B) Barreras Químicas.

Tos y Estornudos.
Células Ciliadas.
pH de Organismos.
Lagrimeo.
Peristaltismo.

Astudent poured a solution of bromothymol blue indicator into three test tubes. then he placed an aquatic plant in two of the test tubes, as shown below. he placed a stopper on each test tube and placed them all in the dark for 24 hours. bromothymol blue turns from blue to yellow in the presence of co2

True or false most plants are c3 plants, because they use molecules of carbohydrate known as g3p in their photosynthesis process.

What do you think scientists face when classifying new organisms?