A41-year-old pregnant female miscarries in her first trimester. a karyotype shows that the fetus had 45 chromosomes. which of the following describes this condition?
a. euploidy
b. triploidy
c. tetraploidy
d. aneuploidy

D. Aneuploidy

Explanation:

Aneuploidy refers to the presence of extra or missing copies of specific chromosomes. The presence of one extra copy of a chromosome is referred to as trisomy. The absence of one copy of a chromosome is called monosomy. According to the given information, the fetus has 45 chromosomes while the humans have a total of 46 chromosomes. This means that the fetus was monosomic (aneuploid) for a chromosome.

[ answer ]

foliated

[ explanation ]

foliation forms in a rock when pressure squeezes the rock together. the rock then has a design of many different color little lines. there are three types of foliated rock. the types are slate, schist, and gneiss. each type of foliated rock is different based on grain size and foliation characteristics. the lines appear when the rock has been under pressure.

< > arsenal < >

all matter is made up of atoms

in any element all atoms are the same

elements in a compound are always in a constant ratio: apex