Algae appear in colors of gold, brown, red, or green. The significance of that fact is:
A. These pigments absorb the quality of light prevalent in their various preferred habitats and enhance their photosynthetic ability.
B. These pigments camouflage them from grazers.
C. These pigments warn grazers of their toxic properties.
D. These pigments are waste products stored in the tissues.
E. All of the other choices provided are incorrect.
A. These pigments absorb the quality of light prevalent in their various preferred habitats and enhance their photosynthetic ability.
You might also like to view...
In horses, black coat color is influenced by the dominant allele (B), and chestnut coat color is
influenced by the recessive allele (b). Trotting gait is due to a dominant gene (T), pacing gait to the recessive allele (t). If a homozygous black trotter is crossed to a chestnut pacer, (a) what will be the appearance of the F1 and F2 generations? (b) which phenotype will be the most common? (c) which genotype will be the most common? (d) which of the potential offspring will be certain to breed true? What will be an ideal response?
Which is incorrect about the bases in nucleic acids?
A. Purines always pair with pyrimidines. B. The large bases are the purines. C. A = T and G = C. D. Hydrogen bonds form between base pairs. E. The purines are thymine and cytosine.
Which of the following STDs can infect the nervous system?
A) gonorrhea B) syphilis C) chlamydia D) HPV infection
Which of the following arrangements is sometimes referred to as having a beads-on-a-string appearance?
A) streptococci B) staphylococci C) streptobacilli D) diplococci E) palisade