Answer:
B) Heat energy
Explanation:
Sunlight is heating the air and also heating the copper tubes in order to function the solar energy system. It's using the heat of the sun to power the panels.
I believe the correct answer is true. Veins are often formed from hot water solutions. Hydrothermal deposits are a very common method of filling already existing fractures and occurs at varying depths. T<span>here are lots of veins formed by hot water that cause fractures or work their way up into non fractured rock. </span>
No you don't have to be green
For full activation of a cyclin-CDK complex, an enzyme called CDK-activating kinase must phosphorylate an amino acid near the CDK active site.
CDK-activating kinase (CAK) actuates the cyclin-CDK complex by phosphorylation of an amino acid i.e. threonine residue 160 near the CDK active site.
CAK is a member of the CDK family and serves as a positive regulator of CDK1, CDK2, CDK4, as well as CDK6.
CDK activation needs two steps. Primarily, the cyclin should attach to the CDK and secondly, CAK should phosphorylate the cyclin-CDK complex on the threonine residue 160, that is situated in the CDK activation section.
To learn more about cyclin here
brainly.com/question/13327301
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Mesophytes is your answer for the question