Answer:
<em>C: Purple and long</em>
Explanation:
- Let <em>R</em> represents flower color. <em>RR </em>genotype will give red flower, <em>Rr</em> will be purple (incomplete dominance) and <em>rr </em>will be white.
- Let <em>L</em> represents radish's length. <em>LL</em> and <em>Ll</em> will give long radishes since long radish allele is dominant over oval radish allele.<em> ll</em> genotype will be result in oval shape radishes.
Crossing <em>RRLL</em> with<em> rrll:</em>
All the progeny will have RrLl genotype (see the attached image for Punnet's square result).
Phenotypically, they will appear with purple colour flower and long radishes.
The correct answer is C.
Answer:
Melatonin
Explanation: melatonin in the body is a natural hormones that helps in the regulations or coordination of the cycle of our sleeping and waking. It is found in the pineal glad and it is more active during night time than day time.
Teenagers most especially has different time of sleep they sleep mostly late during weekends and sleep early during weekdays.our body needs sleep so as to function properly and most times our body is also adapt to some times that we sleep. Melatonin is usually release in the body gradually around 9pm in the evening where it initiate sleep but in some people, it is when the hormones is release in an increase dose that they can fall asleep thereby shifting the time to about 11pm or 12pm before the person can fall asleep for quick sleep, melatonin supplement are used.
C. would be the correct option among alll of these
