History of Life on Earth MCQ (Multiple Choice Questions) PDF - 90

MCQ 446: What are the sedimentary rock layers called?

1. layer
2. strata
3. igneous layer
4. alluvial layer

MCQ 447: Which of the following is acquired by newly synthesized proteins of the cell membrane?

1. smaller peptides
2. sugars
3. tags
4. complex carbohydrate chains

MCQ 448: The process by which cells become specialized in structure and function is called

1. metamorphosis
2. differentiation
3. translation
4. recombination

MCQ 449: The movement of the gene from one locus to another is called

1. oncogenes
2. Virogenes
3. homeotic genes
4. transposons

MCQ 450: What is the rate of transcription per second in eukaryotes?

1. 10 nucleotides
2. 40 nucleotides
3. 100nucleotides
4. 1000 nucleotides