Answer:
335 million years ago
Explanation:
Pangaea or Pangea ( /pænˈdʒiːə/) was a supercontinent that existed during the late Paleozoic and early Mesozoic eras. It assembled from earlier continental units approximately 335 million years ago, and began to break apart about 175 million years ago.
Taxable characters are the best on I have heard
Answer:
tube 3
Explanation:
because it contains pure water
Answer: In vitro fertilization
Explanation:
In vitro fertilization (IVF) involves some procedures used to help with fertility. This series of procedures are usually complex and can help prevent genetic problems and assist with the conception of a child.
During IVF, mature eggs are collected from the female ovaries and sperms from the male and fertilized in the laboratory. The fertilized egg are then transfered back into the uterus for its growth and development.
The sperm and eggs could be from partners who have decided to carry out IVF or from donors. IVF is usually Carried out by high rating laboratory. One full cycle of IVF takes about three weeks. IVF are usually expensive and could take a longer time if splits into different aspects.
IVF is an effective reproductive technology.
Answer:
In water or acids, the metals trade places with hydrogen. The hydrogen escapes as a gas, and metal atoms, no longer attached to the object from which they came, dissolve in solution.
sorry if I'm wrong but I wrote this in my hw and it was right so ye
