Answer:
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Explanation:
In the absence of tryptophan, transcription of the structural genes will be reduced compared to a wild-type operon.
<span>A nephron, ureter, urinary bladder, urethra
NOT:
</span>B ureter, urinary bladder, nephron, urethra
<span>c urinary bladder, urethra, nephron, ureter </span>
<span>d urethra, nephron, ureter, urinary bladde</span><span>
</span>It is also response for the processing to providing necessary nutrients for the body. And takes wastes and other harmful objects delivered to the excretory system for excretion.<span>
</span>
What are the options given?
Rain forest are wet
hope this helps