Which of the following choices is not an example of genetic engineering?
a. A gene from one species is introduced into another species
b. A deliberate change is made in the sequence of a gene in an individual's genome.
c. Seeds from drought-resistant corn plants are propagated, creating a new drought-resistant strain.
d. Bacteria are induced to produce human insulin
c
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Following digestion of a microorganism by phagocytes, the debris is excreted by
A. ingestion. B. exocytosis. C. extrusion. D. budding
Molars and premolars are used to
a. grind food. b. bite off chunks of food. c. tear food. d. mince food. e. pulverize food.
Plants that have a distinct haploid stage and diploid stage exhibit:
a. parthenocarpy. b. binary generations. c. alternation of generations. d. asexual and sexual generations. e. mitotic and meiotic generations.
The non-leukocyte tissue cells known as ________ produce leukotrienes and prostaglandins in response to allergen binding
A) neutrophils B) basophils C) monocytes D) lymphocytes E) mast cells