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Week 3 Flashcards
Physiology Week 3 Flashcards
Question | Answer |
---|---|
If red blood cells containing 10% solute are placed in a solution containing 10% solute, what will happen? | water will move into and out of the cells at equal rates |
A molecule or other agent that alters enzyme function by changing its shape is called a(n) | allosteric effector |
Diffusion can be defined as | the net movement of molecules from a region of higher concentration to a region of lower concentration |
Normal mitosis results in | cells thay are genetically identical to the parent cell |
The component that distinguishes one nucleotide from another is the | nitrogen base |
In which stage of mitosis do chromosomes move to the opposite ends of the cells along the spindle fibers | anaphase |
Proteins that act as catalysts are called | enzymes |
Transcription can best be described as the | synthesis of mRNA |
In the DNA molecule, a sequence of three base pairs form a(n) | codon |
Which of the following phases is NOT correctly matched with its description | anaphase - mitosis is complete |
Replication of DNA occurs in which phase of interphase | S phase |
The two processes of protein synthesis are | transcription and translation |
The result of meiosis is | four daughter cells that are haploid |
Meiotic division occurs in | primitive sex cells |
Faciliated diffusion is not an active transport process because it | does not depend on cell energy |
Osmosis can be defined as | the net movement of water molecules from a region of lower solute concentration to a region of higher solute concentration |
The total number of 46 chromosomes per cell is referred to as ________ number | diploid |
The cell process in which microorganisms or other large particles are engulfed is called | phagocytosis |
In the electron transport system, the final electron acceptor is | oxygen |