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What organelle is considered to be the "packaging plant" of a cell? |
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what organelle is considered to be the "power plant" of a cell? |
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name the organelle that is composed of both RNA and protein that is involved in protein synthesis. |
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Definition
cellular pumps for removing excess sodium |
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What is consider to be plastids? |
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movement of a solvent across a cell membrane and against a concentration gradient with the expenditure of energy is called? |
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what are organisms called that lack a nucleus and most other cell organelle? |
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what forms the greatest portion of a cell membrane? |
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the digestion of bacteria by white blood cells is an example of? |
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what makes up the major portion of a plant cell wall? |
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what would always be found in a cell that is very active metabolically? |
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The capacity of a lens to distinguish between two points that are very close together is called? |
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What is the magnification of a microscope that a 10X eyepiece and a 10X objective. |
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What is the function of the nucleolus? |
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What is the characteristic of cells that are actively secreting proteins? |
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Definition
Well-developed golgi and rough endoplasmic reticulum. |
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The formation of a new strand of DNA by using a preexisting strand as a emplate is called? |
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Give the base sequence of mRNA that would be formed from a segment of DNA that has the sequence GCTA? |
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What holds the two chains of nucleotides in DNA to one another? |
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How many nucleotides are in a single codon? |
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The complete set of different nucleotide sequences that indicate specific amino acids is called? |
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who correctly described the structure of DNA in 1953? |
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What is characteristic of DNA? |
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Generally found in the nucleus. |
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How many different kinds of nucleotides are present in DNA? |
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When is DNA made during the cell cycle? |
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Where is an anticodon found? |
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What is formed during translation? |
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If the DNA molecule is pictured as a ladder, the steps on the ladder would be? |
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Definition
Nitrogenous base(organic bases) |
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Which nucleic acid actually codes for a complete protein? |
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What binds the chromatids in a chromosomes together? |
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When are distinct chromosome first visible in a cell? |
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A cell has a haploid chromosome number of 4. During prophase Ⅱ, how many chromosomes are present in each cell? |
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Name the stage in cell division when chromatids separate. |
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During meiosis, when might the composition of a chromosome be altered? |
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What are homologous chromosomes? |
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A pair of chromosomes, one from the mother and one from the father, that contain genes that affect the same traits. |
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When does the amount of DNA in a cell double during the cell cycle? |
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During which phase of mitosis are the chromosomes lined up in the center of the cell? |
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What is the haploid number of chromosomes in a human sex cell? |
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