Where is the majority of DNA located in a human cell?
A. nucleus
B. mitochondrion
C. chloroplast
D. ribosome
A. nucleus
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A(n) _____ has a DNA sequence similar to a functional gene but has been mutated so that it no longer produces a
functional gene product.
a. pseudogene b. homologous gene c. orthologous gene d. microRNA-encoding sequence e. operon
Mendel's principle of segregation states that:a
alleles from one parent mask the expression of alleles from the other parent. b. alleles separate from each other before forming gametes. c. hybrids will express a phenotype intermediate between the two parental phenotypes. d. true-breeding parents produce offspring of the same phenotype. e. dominant and recessive alleles segregate during meiosis.
In eukaryotic cells DNA has the appearance of a _____.
Fill in the blank(s) with the appropriate word(s).
Of what advantage might it be for a plant to produce a seed rather than to be seedless?
What will be an ideal response?