Which of the following is suggested by the fact that all eukaryotes have either functional mitochondria or mitochondria-like organelles?
a. Mitochondria evolved before plastids.
b. Plastids evolved before mitochondria.
c. Mitochondria and plastids are both chloroplasts.
d. Chloroplasts are related to mitochondria but not plastids.
a. Mitochondria evolved before plastids.
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Name the two elements needed for procedures similar to bacterial transformation to be useful in human gene therapy.
What will be an ideal response?
In addition to chlorophylls, light-harvesting antennae include other pigments. What is the benefit of these additional pigments?
A. Increased structural stability of the antenna B. Narrower range of wavelength reflection C. Lower anti-oxidant capacity D. Enhanced resonance transfer E. Tighter binding of the antennae to the thylakoid
A general term used to describe groups based on mutual similarity or evolutionary relatedness is ________.
A. system B. taxa C. class D. group
Choose one of the pairs of hominids below and compare them, including morphology, social
development, tool making, etc. A. Homo habilis and Homo neanderthalensis B. Homo neanderthalensis and Homo sapiens C. Ardipithecus ramidus and Australopithecus anamensis D. Australopithecus afarensis and Australopithecus africanus What will be an ideal response?