Answer:
Amniocentesis
Explanation:
It involves inserting a long needle to extract fetal cells from the fetus's surrounding fluid for these diagnostic purposes. It is a risky procedure that has since been widely replaced by cell-free DNA testing.
Similarly, around December 21, the sun is farthest south of the equator.
Around December 21
The sun's most direct rays reach farthest north or south of the equator, around December 21. This is the period of the winter solstice in the Northern Hemisphere, where the Earth is tilted away from the sun. At this time it's summer solstice in the Southern Hemisphere.
The answer is 2 clast size
Physical weathering because it affects the appearance by breaking down the rock instead of changing its chemical interior