Why is DNA replication essential for a cell?
a. An organism must copy its DNA to pass genetic information to its offspring.
b. All organisms require two copies of DNA.
c. It allows the organism to repair any mistakes.
d. Because DNA is double-stranded.
Answer: a. An organism must copy its DNA to pass genetic information to its offspring.
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Sponges have ____ symmetry
A. no B. radial C. bilateral D. circular
Characteristics that are found in the bacteria called Mycobacterium are:
a. a cell wall that contains N-glycolylmuramic acid and has a high lipid content. b. a cell wall that has a low lipid content. c. sensitive to decolorization by acidified alcohol. d. rapid-growers, as compared with most other human pathogenic bacteria.
Members of which fungal phylum are also called club fungi?
a. Glomeromycota b. Basidiomycota c. Chytridiomycota d. Zygomycota e. Ascomycota
The chile plant produces a fruit that promotes a symbiotic relationship with
a. bees. b. birds. c. bats. d. rodents. e. beetles.