★ Ecology Quiz
Which occurrence represents an example of evolution?
A. Exposure to radiation reduces the rate of mutation in leaf cells.
B. A mutation in a liver cell causes a person to produce an enzyme that is less efficient.
C. Cells in a zygote eventually change into bone cells or skin cells
D. Some antibiotics are almost useless, because pathogens have developed a resistance to these antibiotics.
Select your answer:
Topics:
Genetics and Probability Cardiovascular System Terminology The Musculoskeletal and Integumentary Systems Cardiovascular Physiology - Function Virus and Bacteria Monoclonal Antibodies Carbohydrates and Proteins Deaf Blind Nephrology (Hemodialysis) Nervous System/Endocrine System Endocrine System The Nervous System and The Senses Oral Hygiene Biodiversity Conservation Body SystemOther quiz:
Virus and Bacteria › ViewWhat are small circular pieces of DNA which can be exchanged between bacteria and give the bacteria different characteristics such as drug resistance?
A. Cell Wall
B. Plasmids
C. Capsid
Advanced Stretching SM2 › View
Which PNF stretch is effective when ROM is limited by muscle tightness?
A. Contract-relax
B. Static
C. Dynamic
D. Hold relax