Refer to Figure 44-3. Which structure would carry blood to the systemic (body) circulation?
a. 1
b. 2
c. 6
d. 7
e. 14
D
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Which of the following statements is true regarding the RNA of plant viruses? Select all
A. Outside of replication, the RNA of plant viruses is typically single-stranded. B. Outside of replication, the RNA of plant viruses is typically double-stranded. C. Plants cleave viral double-stranded RNA to form small-interfering RNAs. D. Plants cleave viral single-stranded RNA to form small-interfering RNAs. E. Plant viruses contain only single-stranded DNA, not RNA.
In comparing the development of the unwebbed foot of the chicken and webbed foot of a duck, what differences are there in the expression of BMP4 and gremlin?
A. Chicken feet only express BMP4 while duck feet only express gremlin. B. BMP4 is expressed similarly in both chicken and duck feet, while gremlin is only expressed in duck feet. C. Gremlin is expressed similarly in both chicken and duck feet, while BMP4 is only expressed in between chicken toes. D. Both BMP4 and gremlin are expressed similarly in chicken and duck feet. E. BMP4 is expressed similarly in both chicken and duck feet, while gremlin is not expressed between the toes of chicken feet.
Jupiter was probably influential in preventing the formation of a planet at the present location of the asteroid belt
a. True b. False Indicate whether the statement is true or false
An organism is discovered that thrives in both the presence and absence of oxygen in the air. Curiously, the consumption of sugar increases as oxygen is removed from the organism's environment, even though the organism does not gain much weight
This organism _____. A) is a normal eukaryotic organism B) is photosynthetic C) is an anaerobic organism D) is a facultative anaerobe