Which of the following is FALSE about the Casparian strip
A) it is found in stems
B) it partially surrounds cells within the endodermis
C) it causes water to move into the vascular cylinder
D) it is waxy
Answer: A) it is found in stems
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Why is the proteome larger than the genome?
A. Proteins may be modified by covalent addition of a variety of molecules B. Not all genes are expressed in all cells at the same time C. Each gene will produce multiple mRNAs which will produce multiple proteins so the ratio of the number of protein molecules the number of genes is greater than
The opening to the tracheal system (respiratory system) in insects is the
A. spiracle. B. trachea. C. alveolus. D. bronchus. E. stomata.
What was Frankie’s last wish?
a. that young women have a yearly PAP test b. to not assume youth is a protection against cervical cancer c. to tell young women that cancer does not discriminate d. awareness e. all of these were a part of Frankie’s last wish
Facilitated diffusion occurs with the help of:
A) peripheral proteins. B) recognition proteins. C) communication proteins. D) transport proteins. E) ribosomes.