Which of the following biochemical techniques uses an electrical field to separate macromolecules based on their mobility through a semisolid gel?
A) light microscopy.
B) ultracentrifugation.
C) chromatography.
D) electrophoresis.
E) mass spectrometry.
Answer: D
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Autosomal dominant traits:
a. appear in equal frequency in males and females. b. skip generations. c. gradually replace autosomal recessive traits. d. All of the above are correct. e. a) and b) are both correct.
In mammals, the presence of four limbs is ________, and hair is ________
A) a shared derived character; a shared ancestral character that places mammals in the tetrapod clade B) a shared ancestral character; a shared derived character unique to mammals C) a homologous feature; an analogous feature D) monophyletic; parsimonious
Macrophages release (bradykinin/histamine/prostaglandin) in response to microbes and thereby contribute to acute inflammation
What will be an ideal response?
Unlike AIDS, both tuberculosis and malaria can be cured.
Answer the following statement true (T) or false (F)