Which enzyme initially fixes carbon in C3 plants

A) stroma
B) outer chloroplast membrane
C) thylakoids
D) rubisco


Answer: D) rubisco

Biology & Microbiology

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Where does photosynthesis occur in plant cells?

a. plasma membrane b. Golgi bodies c. cytosol d. mitochondria e. chloroplasts

Biology & Microbiology

Which of the following was not present on Earth when mitochondria first evolved?

a. archaeans b. bacteria c. protists d. animals

Biology & Microbiology

In a fruit embryo, the end that becomes the head contains high amounts of the protein bicoid. What may happen if you injected high levels of bicoid in the other end of the embryo?

A. It would fail to develop a head. B. It would develop two heads. C. Legs would grow out of its head. D. It would not grow legs. E. It would not have segments.

Biology & Microbiology

Following treatment with restriction enzymes, what procedure would be used to isolate DNA fragments of different lengths?

A. transformation B. transfection C. gel electrophoresis D. colony hybridization E. Western blotting

Biology & Microbiology