If a chromosome in one of your bone cells becomes mutated, you will not pass this mutation onto your children because
A. somatic cells cannot undergo mitosis.
B. germ cells cannot undergo meiosis.
C. germ cells cannot undergo mitosis.
D. somatic cells cannot undergo meiosis.
D. somatic cells cannot undergo meiosis.
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Which type of proteins is embedded in the cell membrane in both active transport and facilitated transport?
A. carrier B. cytoskeletal C. structural D. targeted
The spectrophotometer in this exercise measures ________
a. color and intensity. b. neither color nor intensity. c. color only. d. intensity only.
The red blood cells of people with sickle cell anemia have abnormal shapes due to ____
a. hemoglobin molecules with mutant beta globin subunits sticking together and forming long fibers in the cytoplasm b. destruction of the hemoglobin molecules c. loss of hemoglobin through leaky cell membranes d. the attachment of phosphate groups to the hemoglobin molecules e. the binding of methyl groups to the heme group of the hemoglobin molecule causing desiccation of the cells
Oxyhemoglobin contains _____.
A. oxygen bound irreversibly to a heme group B. carbon dioxide C. carbonic anhydrase D. bound oxygen in the absence of a heme group E. oxygen bound reversibly to a heme group