Oxygen and carbon dioxide are exchanged due to the process of

a. osmosis.
b. facilitated diffusion.
c. diffusion.
d. Brownian movement.
e. active transport.


C

Biology & Microbiology

You might also like to view...

A duplicated chromosome consists of two ______.

A. centromeres B. genomes C. sister chromatids D. centrosomes C. sister chromatids

Biology & Microbiology

Which of the following has increased as a direct result of stratospheric ozone depletion?

a. CO2 b. UVB c. CFCs d. nitrous oxides e. sulfur oxides

Biology & Microbiology

Which of Mendel's laws is represented by the following statement: Alleles of each homologous pair separate independently during gamete formation?

a) Law of segregation b) Law of thermodynamics c) Law of independent assortment d) Law of conservation

Biology & Microbiology

The genetic material for a prokaryotic cell is present in a ____, a poorly demarcated region of the cell that lacks a boundary membrane to separate it from the surrounding cytoplasm.

A) nucleoid B) nucleus C) genetome D) chromatic region E) pharmacopeia

Biology & Microbiology