Le En consultant les données des tableaux ci.
dessous :
de
Tableau 1

Rythme res-
piratoire/min
Rythme car
diaque/min
16
Au repos
es:
75
Au cours
d'une activité
physique
24
110
S.
Tableau 2: Consommation du dioxygène en ml,
u
Coeur
Muscle
Autres
organes
Au repos
20
40
180
Au cours
d'une activité 90 230. 180
physique
1°- Analyser le tableau 1.

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c

explanation:

above statement is not a true statement about the open ocean because the open ocean has low levels of nutrients. most of the photosynthetic activity on earth occurs in the open ocean within the photic zone. organisms in the deep ocean are exposed to frigid temperatures and total darkness but it does not begin at the low-tide mark.

1. amino acid refers to the fundamental building block of proteins, comprising of an amino group and a carboxyl group.

2. catalyst refers to any substance, which increases the rate of chemical reaction without being used up in the reaction.

3. a complex molecule containing he genetic code is dna or deoxyribonucleic acid.

4. an enzyme refers to a molecule of protein, which is unique in accelerating up a particular chemical reaction in the biological systems.

5. nucleic acid refers to an sequence of sugars, phosphates, and nitrogenous bases, for example, dna and rna.

6. a protein refers to a large, composite organic molecule comprising of a huge number of amino acids associated together with the of peptide bonds.

7. rna refers to a nucleic acid that takes part in the production of proteins.

8. substrate refers to a compound, which takes part in a chemical reaction, and is chemically modified by the reaction.