Infolding of the cellular membrane has led to the development of the
A. chloroplast
B. mitochondria
C. nuclear envelope
D. nucleolus
E. ribosome
C. nuclear envelope
Biology & Microbiology
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Which of the following genera of the Planctomycetales have a stalk as part of their mechanism for attachment to surfaces?
A. Planctomyces B. Priullela C. Gemmata D. All of the choices are correct.
Biology & Microbiology
Which vitamin is fat soluble?
a. D b. B1 c. B12 d. B6 e. C
Biology & Microbiology
The hypodermis is composed of ____
blood vessels ? insulation oil glands ? insulation a. adipose and nervous tissues b. connective and adipose tissues c. blood and lymphatic vessels d. hair follicles and sweat glands e. sebaceous and sweat glands
Biology & Microbiology
Angiotensinogen is synthesized by what organ?
A) pituitary gland B) kidney C) bone marrow D) adrenal gland E) liver
Biology & Microbiology