Brown algae lack true roots but have similar structures called __________ that anchor them to the
substrate.
a. stipes
b. fronds
c. holdfasts
d. blades
e. thalli
C
Biology & Microbiology
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Which of the following is used as an electron carrier by living organisms?
A. NADP+ B. Ubiquinone C. NAD+ D. All of the choices are correct.
Biology & Microbiology
Each amino acid is encoded by only one mRNA codon
a. True b. False
Biology & Microbiology
The lowest risk of death is associated with a BMI within what range?
A) 8 to 15.5. B) 18.5 to 25. C) 25.5 to 30. D) 30.5 to 35.
Biology & Microbiology
Which of items below represents an example of exaptation? a. the use of feathers for flight b. the development of lungs c. antibacterial resistance d. fragrances in flowers e. coloration in peppered moths
What will be an ideal response?
Biology & Microbiology