MCQ
Heart wood or duramen is
- AOuter region of secondary xylem
- ✓Inner region of secondary xylem
- COuter region of secondary phloem
- DInner region of secondary phloem
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Apparatus $\to $ Function
$R-$ The $F_1$ headpiece is a peripheral membrane protein complex and contains the site for synthesis of $ATP$ from $ADP.$
$(1)$ Glycolysis occurs in the cytoplasm of the cell.
$(2)$ During this one molecule of glucose is converted into two molecules of pyruvic acid.
$(3)$ $O_2$ is not used in this phase.
$(4)$ This phase is known as $TCA.$