In a typical nucleosome,if the number of Adenine bases is $10$,then how many Guanine bases are present?

If the percentage of thymine in $DNA$ is $20\%$,what will be the percentage of guanine (in $\%$)?

Read the following statements and choose the set of correct statements:
$(a)$ Euchromatin is loosely packed chromatin
$(b)$ Heterochromatin is transcriptionally active
$(c)$ Histone octamer is wrapped by negatively charged $DNA$ in nucleosome
$(d)$ Histones are rich in lysine and arginine
$(e)$ $A$ typical nucleosome contains $400 \ bp$ of $DNA$ helix
Choose the correct answer from the options given below:

Who proposed the following statement?
"It has not escaped our notice that the specific pairing we have postulated immediately suggests a possible copying mechanism for the genetic material."

If the length of $DNA$ in an organism is $2.72 \,mm$,how many base pairs will be present in this organism?

Which molecule contains the coded information required to produce the chemicals necessary for the organism to function like its parents?