As we inhale air, oxygen enters the respiratory system and the circulatory system to transport it to the other parts of the body and to all cells. As the oxygen is already transported, the blood becomes deoxygenated and carries a CO2 which returns to the lungs and then we exhale the carbon dioxide.
I think the correct answer among the choices presented is option C. The statement that is true about macromolecules is that "Proteins are made of amino acids". Amino acids are the backbone of proteins. These amino acids are linked by peptide bonds.
Answer:
The correct answer is break down of pyruvate
Explanation:
Krebs cycle is one of the most significant process of aerobic respiration.During krebs cycle pyruvate is broken down to acetyl CoA which interacts with oxaloacetate to form the first metabolite of Krebs cycle known as citrate which contain 3 -COOH group That"s why krebs cycle is also termed as Tricarboxylic acid cycle.
Answer: 7:A
8:C
9:D
10:B
Mendels First Law: The law of segregation. During gamete formation each member of the allelic pair seperates from the other member to form the gentic consittution og the gamete.
Transcription: Is the process by which the information in a strand of DNA is copied into a new molecule of RNA.
Explanation: I checked most of them online. Im not too sure if 9 is D but it is my best guess.
