The portion of the nervous system that is responsible for increasing heart rate, as well as increasing
movement of the intestines, is the
a. autonomic nervous system.
b. sympathetic division.
c. parasympathetic division.
d. somatic nervous system.
e. interaction between the somatic and autonomic nervous system.
A
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Identifying carboxysomes in a bacterium suggests it
A) contains the reverse citric acid cycle. B) has a deficient Calvin cycle and accumulated CO2. C) is in a carboxylic acid rich environment and is storing excess quantities for potentially harsh conditions. D) will use the Calvin cycle convert the concentrated CO2 into biomass.
Which of the following is not true of glutaraldehyde?
A. It is classified as a carcinogen. B. It inactivates endospores in 3 hours. C. It inactivates viruses. D. It does not damage plastics. E. It cross-links proteins on cell surfaces.
Which description applies to individuals who are well adapted for a particular environment?
A) They may or may not be equally fit in another environment. B) They are the best fit for all other environments. C) They are at a disadvantage in other environments. D) They will mutate to become fit in other environments.
Achondroplasia is a form of dwarfism caused by a dominant allele. The homozygous dominant genotype causes death, so individuals who have this condition are all heterozygotes
If a person with achondroplasia mates with a person who does not have achondroplasia, what percentage of their children would be expected to have achondroplasia? A) 0% B) 50% C) 75% D) 100%