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Genetics

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type of RNA that combines with proteins to form ribosomes
specific region of a gene where RNA polymerase can bind and begin transcription
any of a group of basic proteins found in chromatin.
Type of RNA that carries amino acids to the ribosome
a structural unit of a eukaryotic chromosome, consisting of a length of DNA coiled around a core of histones.
Is the gender of a baby determined by the mother or the father?
In pea plants, P codes for purple flowers, and p codes for white flowers. T codes for tall plants, and t codes for short plants. The genes for flower color and plant height are not linked. What are the phenotypic ratios of the offspring of the following crosses: a) PPTt x ppTT; b) PpTT x Pptt; c) PpTt x PpTt
Explain the difference between codominance and incomplete dominance/intermediate inheritance. Give an example of each (these can be made up).
In mice, brown fur (B) is dominant to white fur (b). Give the genotypic and phenotypic ratios of a cross between a homozygous dominant individual and a heterozygous individual. Give the genotypic and phenotypic ratios of a cross between two heterozygous individuals.
Is the following cell haploid or diploid? Draw the cell as it goes through each phase of mitosis, including cytokinesis.
What's the relationship between DNA, chromosomes, and nucleotides?
For the above cell, draw the cells that would result if meiosis takes place.
Draw a section of DNA - be sure to show the nucleotides with their sugar-phosphate backbone, nitrogenous bases, and the bonds that hold everything together.
During elongation, the polypeptide is removed from the tRNA in the P site and transferred to the amino acid in the A site.
What holds the sugars in the backbone together
In the central dogma, the RNA-to-protein step is termed
The central dogma of gene expression at the molecular level was first proposed by Francis
The enzymes that catalyze the attachment of amino acids to tRNA molecules are known as which of the following?
Charged tRNAs are brought to the A site in the ribosome by an elongation factor called
Most mature eukaryotic mRNAs have a string of nucleotides referred to as a poly-______ tail.

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