Microorganisms themselves are commercial products. Which of the following microbes is available as a product sold in retail stores?
A) Bacillus thuringiensis
B) Lactobacillus
C) Rhizobium
D) Saccharomyces
E) All of these organisms can be found in various commercial products.
E
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In translation the joining of amino acids is catalyzed by the enzyme ____
a. RNA polymerase b. reverse transcriptase c. peptidyl transferase d. polyadenylase e. aminoacyl-tRNA synthetase
A person suffers injury in a car accident, loses a serious amount of blood, and is in danger of going into shock from low blood pressure. Discuss what effect such an injury would have on the production of ADH, aldosterone, atrial natriuretic factor, angiotensin, and erythropoietin
What will be an ideal response?
Which of the following cell types would not be found in connective tissue?
a. macrophages b. red blood cells c. chondrocytes d. pseudostratified cells e. adipose cells
The offspring of two heterozygous gray-bodied, normal-winged flies should be 50% gray-bodied/normal wings
(BbRr) and 50% black-bodied/vestigial wings (bbrr) because these alleles are linked. Suppose a small number, say 15%, of the offspring are instead black-bodied with normal wings. This is most likely the result of: a. crossing-over. b. incomplete dominance. c. codominance. d. an error in meiosis.
e. mutation