In a normal Drosophila embryo, a gap gene called Krüppel is expressed in the anterior end because it is activated by Hunchback protein, and this region contains a high level of Hunchback
A. true
B. false
B
Biology & Microbiology
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Carrier-mediated transport is also called
A. facilitated diffusion. B. active transport. C. exocytosis. D. endocytosis. E. phagocytosis.
Biology & Microbiology
Which of the following organisms are classified within the protists under algae?
A. Dinoflagellates B. Diatoms C. Seaweeds D. All of the above are types of algae
Biology & Microbiology
In a urine analysis, acidic urine can indicate
a. metabolic problems. b. an infection. c. malfunctioning kidneys. d. prostate cancer. e. bladder cancer.
Biology & Microbiology
Denaturation of a protein is always permanent
Indicate whether the statement is true or false
Biology & Microbiology