In a karyotype of duplicated chromosomes, each chromosome contains two sister chromatids.
Answer the following statement true (T) or false (F)
True
If a karyotype is done after the S-stage of the cell cycle, when chromosomes have duplicated, each chromosome will contain two sister chromatids.
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The primary structure of a protein is directly associated with ______
A. regular repeating shapes, such as beta-sheets B. the three-dimensional shape of the protein C. the linear sequence of the amino acids D. the interaction of two or more peptide chains
The Cretaceous and Jurassic periods are part of the era.
A. Mesozoic B. Cenozoic C. Archean D. Proterozoic E. Paleozoic
Pulmonary edema describes a condition where the uptake of oxygen and unloading of carbon dioxide is reduced as a consequence of a(n)
A) decrease in the partial pressure of carbon dioxide in the alveolus. B) increase in the partial pressure of oxygen in the blood. C) thickening of the diffusion barrier by fluid accumulation in the pulmonary blood. D) thickening of the diffusion barrier by fluid accumulation in the alveoli. E) decrease in the partial pressure of oxygen in the alveolus.
Cilia and flagella are most similar in ____.
A. length B. the kinds of cells that have them C. the number that cells usually have D. their internal composition and structure E. their location along the cell's periphery