One application of modified flower parts has been the development of cultivated flowers from wild ones such as with:
A. petunias
B. poinsettias
C. apples
D. roses
E. oranges
D. roses
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What are the three glands that produce the liquid portion of semen?
A. prostate, seminal vesicles, bulbourethral B. hypothalamus, prostate, Leydig C. Leydig, prostate, bulbourethral D. seminal vesicles, hypothalamus, bulbourethral E. seminal vesicle, Leydig, hypothalamus
A bacterium has the following lac operon genes located on the chromosome: I+P?Z?Y?A+. On a plasmid, this same bacterial cell has the lac genes I?P+Z?Y+A?. Which protein products will be made from lac genes in response to the presence of lactose?
What type of protein expression (induced or constitutive) will there be for each protein that is made? What will be an ideal response?
The goal in classifying organisms should be to create categories that reflect the evolutionary histories of organisms. What system would be best to use?
A) a three-kingdom classification system B) a five-kingdom classification system C) an eight-kingdom classification system D) a system that uses as many kingdoms as necessary to be accurate E) a system that returns to that used by Linnaeus
Which of the following types of plants produce "suckers," or sprouts, which give rise to new plants?
A. blackberry B. apple C. cherry D. raspberry E. All of the choices are correct.