Question 15
A group of three nucleotides is called a what?

a. intron
b. codon
c. exon
d. opposite codon

The answer is "B" codon

Explanation:

The nucleotide triplet that encodes an amino acid is called a codon

Hope this help

Have a nice day!!!

ans.

gregor john mendel is known for study of inheritance in pea plants. he used garden pea plant for his study, having alternative traits for various characters. he performed cross-breeding in pea plants to check how characters are transmitted between parents to offspring, such as cross between pure tall and pure dwarf plant. mendel studied the inheritance patterns in pea plants for various generations.

thus, the correct answer includes options and f).