Which phylum includes members with radial symmetry that use their two tentacles to capture prey?

a. Cnidaria
b. Ctenophora
c. Rotifera
d. Nematoda


Ans: b. Ctenophora

Biology & Microbiology

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Stramenopiles are unique in that they possess:

A. double plastids B. hairy flagella C. alveoli D. flexible protein ribbons beneath the plasma membrane E. calcium carbonate crystals

Biology & Microbiology

Cytoplasmic localization in animal eggs gives rise to ________

a. the yolk b. mRNA transcripts c. the polarity of the embryo d. two identical embryos

Biology & Microbiology

Irregular heart beat is known as _____

a. tachycardia b. arrhythmia c. bradycardia d. atrial fibrillation e. hypertension

Biology & Microbiology

Explain the significance of Archaeopteryx as a transitional fossil in our understanding of phylogenetic relationships

What will be an ideal response?

Biology & Microbiology