genetic code
The ________ is written in DNA, a polymer made up of four distinct nucleotides.
homologous pair
Each ________ is made up of one chromosome from the maternal set (red) and one from the paternal set (yellow) (blue)
Male
________ and female gametes (sperm and eggs) combine during fertilization, passing on genes from both parents to their offspring.
reproductive cells
Gametes, which are ________ in animals and plants, are the vehicles that carry genes from one generation to the next.
Drosophila melanogaster
The fruit fly ________, for example, has a diploid number (2n) of 8 and a haploid number (n) of 4, whereas dogs have 2n of 78 and n of 39.
scientific study of heredity
The ________ and inherited variation is known as genetics.
bdelloid rotifer
A(n) ________, an animal that reproduces only asexually.
Karyotypes
________ are created by isolating somatic cells.
metaphase
Are stained when they are most condensed- during ________- and then seen via a microscope using a digital camera.
Nonsister chromatids
________ are one maternal and one paternal chromatid in a pair of homologous chromosomes.
term genes
The ________ refer to parents that endow their offspring with coded information in the form of hereditary units.
term fertilization
The ________ refers to the union of gametes, culminating infusion of their nuclei.
Bdelloid rotifers
________, it turns out, are an exception to the norm that sex alone creates genetic diversity: Other than sexual reproduction, bdelloids have ways for creating genetic diversity.