- 行业: Government
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The study of improving a species by artificial selection; usually refers to the selective breeding of humans..
Industry:Biology
An enzyme that cleaves nucleotides sequentially from free ends of a linear nucleic acid substrate..
Industry:Biology
Mature male or female reproductive cell (sperm or ovum) with a haploid set of chromosomes (23 for humans)..
Industry:Biology
A chromosome not involved in sex determination. The diploid human genome consists of a total of 46 chromosomes: 22 pairs of autosomes, and 1 pair of sex chromosomes (the X and Y chromosomes).
See also: sex chromosome.
Industry:Biology
Prejudice against those who have or are likely to develop an inherited disorder..
Industry:Biology
Difference in DNA sequence among individuals, groups, or populations (e.g., genes for blue eyes versus brown eyes)..
Industry:Biology
The presence of different alleles at one or more loci on homologous chromosomes..
Industry:Biology
