<span>The question says,'the orange colour of carrot roots and marigold flowers comes from cell bodies known as chromoplasts. The statement is true. Chromoplasts are coloured plastids, they usually contain a yellow or orange pigment. They can be found in roots, leaves, fruits and ageing leaves and are responsible for the distinctive colours of these plant parts.</span>
<span>(3) It cannot perform metabolic processes.</span>
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Answer:</h3>
Enzymes functions in a specific temperature range.
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Explanation:</h3>
- Enzymes are biochemical catalysts whose function is to speed up the rate at which chemical reactions occur.
- Enzymes work best at a specific range of temperatures known as optimum temperature.
- Low temperatures below optimum levels deactivate the enzyme and thus lowering the rate of enzyme activity.
- Extreme temperatures, on the other hand, denatures the enzyme altering enzyme's active sites making it difficult for substrates to fit.
I’d go with c)
This is kind of controversial currently because there are different defintations of language but poplular opinion is tools first. Think apes are using rocks to open shells or something before they really communicate.
Size of brain definitely increased tho
The tilt of the earth during its revolution around the sun causes the north pole to point away from the sun more than at any other time, thereby receiving no sunlight.
