1.Heredity and evolution .10thScience and Technology part 2

Protein synthesized by DNA through RNA is called as.....

• Internal dogma

• Transition

• Central dogma

• Transcription

The code for each amino acids consisting of three nucleotides is called as....

• Duplicate codon

• Singlet codon

• Triplet codon

• None of the above

Who discovered the triplet codon for 20 amino acids.

• Dr.Har Govind Khorana.

• Albert Einstein

• Charles Darwin

• Marie Curie

Identify the part labelled as 'x'

• Large intestine

• Small intestine

• Appendix

• Cecum

Odd one out.

mRNA,rRNA, qRNA,tRNA,

• mRNA

• qRNA

• rRNA

• tRNA

Which of the following nitrogenous base is not present in DNA?

• Thymine

• Uracil

• Adenine

• Guanine

Odd one out

Coccyx ,intestine ,wisdom teeth , appendix.

• Coccyx

• Wisdom teeth

• Intestine

• Appendix

Say true or false.

Appendix is a fully functional organ in ruminants.

• True

• False

Identify the molecule labelled as X in the given diagram.

• mRNA

• rRNA

• tRNA

Which of the following is/ are unicellular organism (s)?

• Amoeba

• Chlorella

• Paramecium

• All of the above