Afruit fly has four pairs of chromosomes. the zygote formed by the sperm and the egg of fruit flies will have chromosomes.

A fruit fly has four pairs of chromosomes. The zygote formed by the sperm and the egg of fruit flies will have four pairs of chromosomes (8 chromosomes).

Explanation:

A fruit fly has four pairs of chromosomes in a somatic cell, in a somatic cell the number of chromosomes is a diploid number (2n) in this case is 4 pairs or eight chromosomes, in a gamete is haploid number four chromosomes that is half. The chromosomes number must remain the same from one generation to its offspring. During sexual reproduction in a fruit fly, a sperm cell (4 chromosomes) combines with an ovum (4 chromosomes) forming a zygote with four pairs of chromosomes or eight chromosomes.  

which are post-impressionist paintings? check all that apply?

explanation:

post-impressionism is a predominantly french art movement that developed roughly between 1886 and 1905, from the last impressionist exhibition to the birth of fauvism. post-impressionism emerged as a reaction against impressionists' concern for the naturalistic depiction of light and color.

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when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.