Answer: The duodenum, jejunum, and ileum.
Explanation:
The jejunum is roughly 2.5 meters in length, contains plicae circulares (muscular flaps) and villi to absorb the products of digestion.
Answer:
The atoms of a chemical element can exist in different types. These are called isotopes. They have the same number of protons (and electrons), but different numbers of neutrons.
Explanation:
When you first fall in love, you experience a rush of hormones to the brain — including oxytocin, the “love hormone,” the “pleasure hormone” dopamine, and sex hormones like estrogen and testosterone. ... This influx of hormones plays a major role in those intense feelings of fluttery excitement, attraction and euphoria.
Answer:
A blue moon is an additional full moon that appears in a subdivision of a year: either the third of four full moons in a season, or a second full moon in a month of the common calendar
Explanation:
The Moon can turn blue when there’s a certain amount of dust or pollution in the air. The extra dust scatters blue light, making the Moon appear more blue.
