During a period of low water availability, which prokaryotic structure would protect a cell from dessication (drying out)?
A. pili
B. plasma membrane
C. nucleus
D. cell wall
D. cell wall
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When you are taking your pulse, what physical event related to the cardiac cycle are you feeling?
What will be an ideal response?
Which plant is a perennial?
A) peony B) morning glory C) petunia D) pansy
A reddish chemical, lipofuscin, is found in greater quantities in cells of older people than in those from younger people. This chemical should be broken down in the cells. Which specific type of organelle is not working as well in the seniors?
A) lysosome B) rough endoplasmic reticulum C) mitochondrion D) nucleus
Of the maximum number of 36 or 38 ATP formed by cellular respiration, _____ are produced outside the electron transport chain
Fill in the blank(s) with the appropriate word(s).