Reproduction Flashcards
what are alleles?
different forms of the same Gene
what is the dominant allele?
the phenotype type will be apparent in the Offspring even if only one of the alleles is inherited
what is genetic engineering?
the process by which scientists can manipulate and change the genotype of an organism
what is a heterozygote?
individual with different alleles for a characteristic
what is meiosis?
the two-stage process of cell division that produces the chromosome number of daughter cells
what do sex chromosomes do?
carry the information that determines the sex of an individual
where are gametes made?
in reproductive organs
what does mitosis lead to?
identical cells being formed
what is a genome?
the entire genetic material of an organism
what is a gene?
a small section of DNA that codes for a particular protein
what is recessive?
the type of allele
what are chromosomes?
a long chain of DNA found in the nucleus
how many pairs of chromosomes do ordinary human body cells contain?
23
what are female chromosomes?
XX
what are male chromosomes?
XY
