In terms of reproduction with which of the following statements, would you agree?
What will be an ideal response?
1. With A.R.T, it is possible for children to have three biological parents
2. Binary fission leads to genetically identical individuals
3. Fragmentation in starfish and vegetative reproduction in strawberries both involve mitosis but not meiosis
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Methylation regulates transcription by ____
a. adding a methyl group to cytosine bases of DNA b. adding a methyl group to cysteine residues on RNA polymerase II c. adding a methyl group to cysteine bases of DNA d. adding a methyl group to cytosine residues on RNA polymerase II e. interfering with the chromatin remodeling process
Given what you know of the inheritance pattern of SCD, what can be said of individual II-5?
A) He is a carrier because his mother was affected and his son was affected. B) His children with II-4 will have a 50% chance of being carriers (?A?S). C) His children with II-4 will all have a 50% chance of being affected (?S?S). D) A and B are correct. E) A, B, and C are correct.
Many metabolic pathways are ultimately concerned with ATP; either with the generation of ATP, or with the requirement of ATP for that pathway to function. Why is ATP so important to metabolism?
A. Hydrolysis of the bond between adenine and ribose in ATP is commonly used to release energy that can be used to drive other cellular reactions B. ATP is a protein that serves as the energy currency of cells C. Hydrolysis of ATP is used to drive exergonic reactions D. The phosphate groups of ATP are held together by unstable bonds that can be broken to release energy
Which of the following is most likely to favor the evolution of highly virulent parasites?
A. Transmission between unrelated members of the population B. Transmission from parent to offspring C. Multilevel selection (both within and among populations, occupying different hosts) D. Strong effects on a subset of a population with a specific susceptible genotype E. Mutualism between hosts and parasites