BIO 210 FINAL EXAM GENETICS 202 4 ACTUAL
EXAM 300 QUESTIONS AND CORRECT
DETAILED ANSWERS WITH RATIONALES
(VERIFIED ANSWERS ) |ALREADY GRADED A+
A virus that remains asymptomatic in a host cell for long periods of time without causing disease is called? - ANSWER- Latent viral infection
What is a prion? - ANSWER- a proteinaceous infectious particle
Which of the following is NOT part of the virion? - ANSWER- Spores
Bacteriophages multiple by ... - ANSWER- lytic cycle and lysogenic cycle
Which of the following is not a physical requirement for microbial growth? - ANSWER- Osmotic pressure
What is the most abundant element that is required for microbial growth? - ANSWER- Carbon
- / 4
What is Turbidity? - ANSWER- The more bacteria in liquid culture, the cloudier it becomes
Which type of microbe can use oxygen when present but can grow without it? - ANSWER- Facultative anaerobe
How many microbes are contained in a pure culture? - ANSWER- One
What would happen to a bacteria cell placed in a hypertonic solution? - ANSWER- Plasmolysis
Which phase of growth is the population doubling? - ANSWER- Exponential phase
Which of the following describes a microbe that is "Cold Loving"? - ANSWER- Psychrophiles
Which chemical is required for aerobic microbes to grow? - ANSWER- Oxygen
Which of the following microbes have an optimum temp consistent with the human body temp? - ANSWER- Mesophiles 2 / 4
The method of ATP generation in the electron transport chain? - ANSWER- Oxidative Phosphorylation
What is the definition for Metabolism? - ANSWER- The sum of all chemical reaction within a living organism
What is the most common monosaccharide? - ANSWER- Glucose
Which of the following is an active enzyme? - ANSWER- Holoenzyme
Where do Glycolysis, the Intermediate step, and the Kreb Cycle occur? - ANSWER- in the cytoplasm
Which of the following is an example of a electron carrier? -
ANSWER- NAD+
The breakdown of CO2 and H2O is an example of ? - ANSWER- Catabolism
- / 4
ATP is generated by: - ANSWER- Substrate-level
phosphorylation, Oxidative phosphorylation, and Photophosphorylation
What is the protein part of an enzyme called? - ANSWER- Apoenzyme
In aerobic respiration in prokaryotes, how many NADH are generated in glycolysis? - ANSWER- 2
What is the smallest unit of heredity? - ANSWER- gene
The nitrogenous bases in DNA are bound to the - ANSWER- Deoxyribose
What holds together the DNA base pairs? - ANSWER- Hydrogen Bonds
All the genetic information in a cell is the: - ANSWER- Genome
The study of plants and their impact on humans is important because - ANSWER- All of the choices above are correct
- / 4