HSC Science (General) 12th Standard Board Exam - Maharashtra State Board Question Bank Solutions for Biology

Define the term codon.

What is degeneracy of genetic code?

Enlist the characteristics of genetic code.

Short Answer Question:

In the figure below A, B and C are three types of ______.

Short Answer Question:

Identify the labeled structures on the following diagram of translation.

• Part A is the _______
• Part B is the _______
• Part C is the _______

Describe the process of transcription in protein synthesis.

Long Answer Question:

Describe the process of translation in protein synthesis.

Long Answer Question:

Justify the statement. If the answer is false, change the underlined word(s) to make the statement true

The DNA molecule is double-stranded and the RNA molecule is single-stranded.

Long Answer Question:

Justify the statement. If the answer is false, change the underlined word(s) to make the statement true

The process of translation occurs at the ribosome.

Long Answer Question:

Justify the statement. If the answer is false, change the underlined word(s) to make the statement true

The job of mRNA is to pick up amino acids and transport them to the ribosomes.

Long Answer Question:

Justify the statement. If the answer is false, change the underlined word(s) to make the statement true

Transcription must occur before translation may occur.

Sketch and label T. S. of Spinal cord.

Match the column A with B and rewrite correct pairs.

Find out the double ring compound.

In which of the following synthesis of DNA strand is not involved directly?

Wobble hypothesis is related with

During elongation of polypeptide chain, sigma factor is

Enzyme required for peptide formation is

Exon segments are reunited after splicing by

What is meant by the activation of amino acids?