The main objective of the national origins act of 1924 was

a. to reduce immigration from canada and latin america

b. to favor immigration from eastern and southern europe

c. to favor immigration from northern and western europe

d. to provide equal opportunity to immigrants from all nations

Option C

Explanation: The purpose of the national origins act of 1924 was to limit the number of people coming it the US. It is a law that rigorously limits immigration by establishing a system of nationwide quotas that bluntly differentiated against immigrants from Southern and Eastern Europe and essentially excluded Asians. The policy remained in effect until the 1960’s

small, big, or no change could occur in the phenotype. it could cause something as simple as a cats ears to curl backwards or something as frighting as death. it could also occur in the protien-coding area and have an effect on that but no effect on the amino acids. what has to occur is a changing in the hox gene or the control gene.

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.