Which of the following is noncellular?
A) fungi
B) viruses
C) protozoa
D) algae
Ans: B) viruses
Biology & Microbiology
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The process by which organisms maintain a stable internal environment in the face of a fluctuating external environment is called
A. metabolism. B. cellular respiration. C. growth and development. D. homeostasis. E. functional proteomics and genomics.
Biology & Microbiology
Cells will export large molecules across the plasma membrane by
1.diffusion. 2.osmosis. 3.exocytosis. 4.endocytosis. 5.phagocytosis.
Biology & Microbiology
One of the pyrimidine bases in a DNA molecule is adenine
__________________ Indicate whether the statement is true or false.
Biology & Microbiology
Which of the following is part of the structure of the mitochondria of a eukaryotic cell?
A) cilia B) cristae C) thylakoids D) inclusions E) nucleolus
Biology & Microbiology