A(n) __________ bacterium would not be able to survive in the presence of oxygen
a. facultative aerobic
b. facultative anaerobic
c. facultative autotrophic
d. obligate aerobic
e. obligate anaerobic
E
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The apical complex in the apicomplexans
A. aids in penetration of host cells. B. is located at one end of the cell. C. contains mitochondria. D. is located at one end of the cell and aids in penetration of host cells.
The test cross ab/ab × AB/ab is performed. The following number of progeny of each genotype are obtained:
38% AaBb, 12% Aabb, 12% aaBb, 38% aabb. What is the distance (in map units) between the two genes in question? A. 38 centimorgans (cM) B. 24 centimorgans (cM) C. 19 centimorgans (cM) D. 12 centimorgans (cM) E. 6 centimorgans (cM)
Organisms usually have only a single transport system for any nutrient.
Answer the following statement true (T) or false (F)
What is meant by the term genetic code?
What will be an ideal response?