Trisomy 21, as illustrated by the karyotype, is caused by nondisjunction. This occurs when chromosomes do not separate properly during meiosis.
Answer is D) nondisjunction
Answer:
Miniature parlor palm- Angiosperm monocot
Coleus- Angiosperm eudicot
Blue rabbit's foot fern- pterophyte
Geranium- Angiosperm eudicot
Foxtail fern- Angiosperm monocot
Tree fern- Angiosperm monocot
Boston fern- pterophyte
Spider plant- Angiosperm monocot
a mass of igneous rock, typically lens-shaped, that has been intruded between rock strata causing uplift in the shape of a dome. :)
It is a substance that takes part in and undergoes change during a reaction