An animal has segments, bilateral symmetry, pharyngeal slits, a post-anal tail, and a notochord. It must be a member of the phylum _____.

Fill in the blank(s) with the appropriate word(s).


Ans: Chordata

Biology & Microbiology

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Select the correct path a protein synthesized on a ribosome attached to the rough ER would follow in

the endomembrane system.

a. rough ER ? smooth ER ? Golgi complex ? plasma membrane b. rough ER ? Golgi complex ? vesicle ? plasma membrane c. rough ER ? vesicle ? lysosome ? plasma membrane d. rough ER ? vesicle ? smooth ER ? plasma membrane e. rough ER ? smooth ER ? lysosome ? plasma membrane

Biology & Microbiology

Normal biota of the urinary tract in both genders include all of the following except ________.

A. nonhemolytic Streptococcus B. Staphylococcus C. Escherichia coli D. Corynebacterium E. Lactobacillus

Biology & Microbiology

The path to a myocardial infarction starts with a fat-filled plaque blocking a coronary artery. This condition is called ________

A) atherosclerosis B) angioplasty C) a stent D) coronary bypass

Biology & Microbiology

A compound that is structurally similar to a metabolite is a(n) (abiotic/analog/antisense) molecule.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology