A. sarcoplasmic reticulum
B. rough endoplasmic reticulum and smooth endoplasmic reticulum .
C. A & B
D. short endoplasmic reticulum and sarcoplasmic reticulum
Answer: C
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A. To function as a nucleus
B. To store water in the cell
C. For osmoregulation; to pump water out of the cell if there is too much water.
D. To flush out food and waste when the content becomes overtasked with them.
Answer: C
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A. Ribosomes have ribonucleic acid that reflects the likely evolutionary origin of this organelle.
B. Ribosomes are classified as ribozymes because ribosomes from bacteria, archaea and eukaryotes have significantly different structures and RNA sequences.
C. Ribosomes are classified as ribozymes because when a ribosome finishes reading a mRNA, the two subunits split apart.
D. Ribosomes are classified as ribozymes because the ribosomal RNA seems to be most important for the peptidyl transferase activity that links amino acids together.
Answer: D
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A. granules of starch
B. granules of polyhydroxybutyrate
C. crystals of silicon dioxide in plants
D. organelles
Answer: D
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A. pumps calcium; synthesizes
B. sequesters molecules; and binds
C. synthesizes molecules; and pumps calcium
D. produces organelles; and passes
Answer: C
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A. Convertion of glucose-6-phosphate to glucose.
B. Convertion of glucose-3-phosphate to glucose.
C. Convertion of glucose-6-phosphate to fructose
D. Convertion of glucose-3-phosphate to fructose
Answer: A
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Universities of the Coimbra Group offer short-term visits (generally 1 to maximum 3 months) to young African researchers from higher education institutions from Sub-Saharan Africa. The main aim of ...
