Answer:
B. remove waste
Explanation:
The main function of the excretory system is to remove waste.
Earth is part of the milky way galaxy
The cAMP receptor protein (CRP) is said to be responsible for positive regulation of the lac operon because (D) CRP bound to the CRP-binding site stimulates the transcription of the lac operon.
CRP is a regulatory protein. It binds to the cAMP and causes a conformational change. This allows the CRP to bind to a specific site at the promoter region of the DNA. This then activates the transcription process.
Lac operon is a group of genes that allow the uptake of glucose in bacteria. There are four components of lac operon: regulator gene, promoter gene, operator gene and structural genes. The machinery of operon is turned on the lactose itself.
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Answer:
Question 11 - c. RNA, RNA polymerase
Question 10 - d. second RNA strand
Explanation:
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I didn't get a good score. But I moved on to Mandatory 2 Step.
The answer I put on all my questions are the answers I used to get a 77.7%
The carbohydrates, fats and proteins we eat and drink provide calories for us (and alcohol as well if we choose to consume it). Sometimes people refer to these nutrients as "energy yielding".
