You are the scientific consultant for a television show about forensic analysis. In an upcoming episode, investigators will compare the DNA of a suspect and a DNA sample collected from the victim's fingernails. You are to write up a brief explanation of the technique required for comparing the DNA. Which technique should you explain?
A. fluorescent in situ hybridization
B. RT-PCR
C. RNAi
D. DNA fingerprinting
Answer: D
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a. helping with digestion b. eating other bacteria c. producing minerals reptiles cannot d. producing stomach acid e. encouraging the growth of pathogens
_______ are complex carbon ring structures that
often have an iron atom at their center. a. Hemes b. Globins c. Globulins d. Sugars e. Alkenes
In succession, which type of environmental change occurs when the physical environment changes, such as an increase in temperature or salinity?
A) allopatric B) allogenic C) autozygous D) autogenic
Which is the correct pathway of a protein through a cell as it is being made?
A) Nucleus, ribosome, Golgi apparatus B) Golgi apparatus, ribosome, rough endoplasmic reticulum C) Nucleus, smooth endoplasmic reticulum, Golgi apparatus D) Golgi apparatus, ribosome, mitochondria