Answer:
Every substance is composed of molecules that have kinetic energy. Temperature is a measure of the average kinetic energy of molecules in the substance. Temperature is measured in units of degrees. As the kinetic energy of molecules increases, temperature also increases, and vice versa.
Explanation:
Mark me brainliest plz
Crossing over is essential for the normal segregation of chromosomes during meiosis. Crossing over also accounts for genetic variation, because due to the swapping of genetic material during crossing over, the chromatids held together by the centromere are no longer identical.
I just found this on google
Lungs appear collapsed in the fetus because they are filled with amniotic fluid and they have never been inflated with air yet.
i think anus hope this helps