★ Gene Expression Quiz
What is methylation?
A. The addition of methyl groups to DNA so that it becomes more tightly wound to the histone proteins
B. The removal of methyl groups to inhibit transcription
C. The addition of methyl groups to the histone proteins so that the DNA becomes more loosely bound
D. The removal of methyl groups to enhance transcription
Select your answer:
Topics:
Bone Viruses Biomolecules Somatotypes Immunity & Cancer Brain, Neurons and The Nervous System Biology for Engineers Hematology Lab Values DNA Homeostasis Cell Theory and Microbiology DNA Replication Cell Transport Teeth & Microbes Absorption, Lymphatic System, and Blood Vessels The Musculoskeletal and Integumentary SystemsOther quiz:
Plant Biotechnology › ViewWhat are some examples of biotechnology being used in agriculture?
A. Crop irrigation
B. DNA fingerprinting
C. Gentically modified crops
D. Crop rotation
Environment › View
Which energy source pollutes the environment?
A. Solar
B. Wind
C. Hydroelectric
D. Coal