Which one of the following structures is part of the internal cytoskeleton that supports a cell?
A) rough and smooth endoplasmic reticulum
B) flagella and cilia
C) microtubules and microfilaments
D) lysosomes and peroxisomes
E) ribosomes and rough endoplasmic reticulum
C
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Cosmids are plasmids that can be packaged into capsids of the bacteriophage lambda; therefore, they can be transmitted like phages, but they can exist and replicate in a cell like plasmids.
Answer the following statement true (T) or false (F)
________ synthesis is a damage-tolerant mechanism that allows synthesis of a new DNA strand from a damaged template.
Fill in the blank(s) with the appropriate word(s).
Which of the following would be an expected long-term change during primary succession on glacial moraines? Check all that apply.
_____ increase in species richness _____ decrease in soil depth _____ increase in soil salinity _____ increase in soil nitrogen _____ alder replaced by spruce
In a process called coevolution, two species exert natural selection pressures on each other
Indicate whether the statement is true or false