Answer:
Option b oxaloacetate is the right one.
Explanation:
There are major eight steps in TCA cycle. Oxaloacetate plays a pivotal role in <u>first and eight step</u>s of cycle.
Step 1. In the first step of the citric acid cycle, acetyl CoA joins with a four-carbon molecule, oxaloacetate, releasing the CoA group and forming a six-carbon molecule called citrate.
Step 8. In the last step of the citric acid cycle, oxaloacetate—the starting four-carbon compound-is regenerated by oxidation of malate. Another molecule of NAD+ is reduced to NADH in the process.
Answer:
Bacteria
Explanation:
The organism is bacteria because it performs photosynthesis and can propel itself with flagella. It is not an animal because it can photosynthesize and it is not a plant because it has flagella like bacteria does.
Proteins are macromolecules that are made up of the subunits that are called amino acids, there are 20 fundamental kinds of amino acids present. These varying combinations of them make different proteins needed for numerous functions.
Answer:
What is one question you have about the study of life? Talk about the meaning of life and inquire about the way in which human beings. From philosophy this has to do with freedom
What is one question you have about biology?
What is the cell?
Who was Robert Hooke?
What is the difference between prokaryotic and eukaryotic cells?
And the difference between plant and animal cells?
Who was Louis Pasteur?
What does the theory of biogenesis say?
What do you mean "sterilized"?
Explanation: