Give scientific reasons.(1) Breathing rate increases during vigorous e

1.	Give scientific reasons.(1) Breathing rate increases during vigorous exercising.(2) Translocation is needed in all higher plants.(3) The plants are kept in dark before determining the factors essential for photosynthesis.(4) It is necessary to separate oxygenated blood from the deoxygenated blood in mammals.
Answer» Give scientific reasons. (1) Breathing rate increases during vigorous exercising. (2) Translocation is needed in all higher plants. (3) The plants are kept in dark before determining the factors essential for photosynthesis. (4) It is necessary to separate oxygenated blood from the deoxygenated blood in mammals.

Give scientific reasons.(1) Breathing rate increases during vigorous exercising.(2) Translocation is needed in all higher plants.(3) The plants are kept in dark before determining the factors essential for photosynthesis.(4) It is necessary to separate oxygenated blood from the deoxygenated blood in mammals.

Answer»

Give scientific reasons.

(1) Breathing rate increases during vigorous exercising.

(2) Translocation is needed in all higher plants.

(3) The plants are kept in dark before determining the factors essential for photosynthesis.

(4) It is necessary to separate oxygenated blood from the deoxygenated blood in mammals.