One generalization of the cell theory is that ____.
A. all cells have a nucleus
B. all cells have cell walls
C. the cell is the smallest unit that displays the properties of life
D. cells can arise from nonliving matter
E. all cells are microscopic
Answer: C
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Cytophaga columnaris causes columnaris (or "cottonmouth") disease in fish such as salmon. Based on the taxonomic group this species is a part of, predict some of the activities this bacterium has during infection of fish
Also mention a related taxon that likely has some of the same functions and another taxon that does not. What will be an ideal response?
The chance of a child having albinism when both of his parents are heterozygous for the disorder is ____ percent
a. 0 b. 25 c. 33 d. 50 e. 75
Inheritance is the process by which genetic information is ____
a. transmitted to offspring in the form of RNA b. transmitted to offspring in the form of DNA c. transcribed from DNA into RNA d. transmitted to offspring in the form of proteins e. translated from RNA into proteins
A baby born without a thymus:a
would not have an antibody mediated immune response. b. would not produce lymphocytes. c. would not produce immunocompetent T cells. d. will lack the ability to mount an immune response. e. will lack antigen presenting cells.