Natural Selection, unless you were born in a lab which would be unnatural/artificial, and not too likely with today's technology. (Maybe one day.)
Answer:
Gene expression is a strictly controlled process that allows a cell to respond to changes in its surroundings. It serves as an on/off switch for controlling when proteins are created as well as a volume control for increasing or decreasing the amount of proteins produced.
Answer:
This water has potential energy
Explanation:
Answer: A Microtubules
Explanation: The cytoskeleton is composed of at last three different types of fibers: microtubules, microfilaments, and intermediate filaments. These fibers are distinguished by their size with microtubules being the thickest and microfilaments being the thinnest.
Answer:
1. Remove a green leaf from the plant
2. Boil the leaf in boiling <u>water stop enzymatic reaction within cells in leaf</u>
3. Put the boiled leaf in boiling tube containing alcohol <u>extract (ethanol) chlorophyll ethanol dissolves Lipids in cell membranes.</u>
4. Return to leave to the hot water <u>soften the leaf and allows penetration of </u><u> </u><u>i</u><u>odine</u>
5. Remove leaf and perform the iodine test
Explanation:
<em>starch is white powdery substance consisting of glucose which is used by plants as food the percents of starch in leaves evidence enough of the process a photosynthesis being carried out in leaves as the formation of starch necessitates photosynthesis</em>.
I hope this helps :)
