Answer: acetyl group, methyl group, or phosphate group
Explanation Basically different modification can occur to the tail regions of histone .This includes addition of the groups listed above
The correct answer is B. Sensitive period
Explanation:
In development, the sensitive period refers to a lapse of time in which organisms are more susceptible or receptive to stimuli and therefore during this time there can be great advances in development. Additionally, different from critical periods sensitive periods do not imply irreversible consequence if the stimuli are not presented. For example, in human beings from birth to the age of 6 years, children are more receptive to learn and acquire certain skills such as learning a new language if exposed to it and therefore this can be considered as a sensitive period. Considering this, it can be concluded the definition presented refers to the Sensitive period.
This effect is called BISPHASIC RESPONSE of alcohol. Biphasic response refers to the dual effects that alcohol has on human body system. In the first phase, the drinker feel stimulated and excited while in the second phase, the drinker feel down and depressed.
C, a zygote is produced through fertilization. hope this helps
Because the recessive trait might not show, but its there, lets say B is brown eyes and b is blue eyes, BB is brown, Bb is brown, and bb is blue, if B is present, brown will always show, but as long as the little b is there, there is a chance of the kids having blue eyes, sure most people would have brown eyes, but a lot of the people with brown eyes would be Bb