Which of the following describes the structure of the endoplasmic reticulum? Group of answer choices

a rigid, protective layer found outside the cell membrane

a system of folded membranes

a tiny organelle that has no membrane

an organelle surrounded by a double membrane and containing DNA science

Which of the following studies is linked most directly to the establishment of the national research act in 1974 and ultimately to the belmont report and federal regulations for human subject protection? a. the public health service tuskegee study of untreated syphilis in the negro male.b. stanford prison experiment (zimbardo).c. tearoom trade study (humphreys).d. the harvard t3 study.

Miniver cheevy's foolishness is clearly on display in the fifth quatrain. how so?

What sequence of events lead to the colonies declaring independence from great britain? i need to write an essay about this ! you can get an easy 25 points if you me!