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Bio (Reproduction and hereditary)
Terms in this set (22)
any of a group of basic proteins found in chromatin. DNA wraps around it.
repeating subunit of chromatin fibers, consisting of DNA coiled around histones
uncondensed DNA found in interphase.
one of two identical "sister" parts of a duplicated chromosome
a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring.
packaged DNA. one unit of DNA carrying whatever.
Chromosomes that have the same length, shape, and carry genes controlling the same inherited characters.
Alternative versions of a gene that produce distinguishable phenotypic effects.
the number and visual appearance of the chromosomes in the cell nuclei of an organism or species.
containing two complete sets of chromosomes, one from each parent. (2N)
An organism or cell having only one complete set of chromosomes. (N)
Any chromosome that is not a sex chromosome (22 pairs)
Chromosomes that determine the sex of an individual. X and Y.
a single individual is the sole parent and passes copies of all its genes to its offspring without the fusion of gametes. produces a clone.
A reproductive process that involves two parents that combine their genetic material to produce a new organism, which differs from both parents.
part of the life cycles of many algae, fungi, and protozoa. unit of sexual or asexual reproduction that may be adapted for dispersal or survival.
cell division in which the nucleus divides into nuclei containing the same number of chromosomes. conserves the number of chromosome sets.
a type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell.
the fusion of gametes to produce a diploid.
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