When a protein is synthesized on fixed ribosomes, it is threaded into the lumen of which structure(s)?
A) endoplasmic reticulum
B) the Golgi apparatus
C) nucleoli
D) transport vesicles
E) secretory vesicles
A) endoplasmic reticulum
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Which pathogen (within the mother) is most likely to be transmitted across the placenta?
A. A multicellular parasite that is present during the first week of pregnancy B. A multicellular parasite that is present during the sixth week of pregnancy C. A blood-borne virus that is present during the first week of pregnancy D. A blood-borne virus that is present during the sixth week of pregnancy
The vagina is lined by (a)
A) simple ciliated columnar epithelium. B) simple cuboidal epithelium. C) transitional epithelium. D) stratified squamous epithelium. E) None of the answers are correct.
Arterial systolic pressure is most closely associated with
A) ventricular relaxation. B) ventricular contraction. C) atrial contraction. D) atrial relaxation.
The anterior pitiurary is ________ than the posterior pituitary and has ________ connection to the hypothalamus
A) larger; no nervous B) larger; a nervous C) smaller; a nervous D) smaller; no nervous