Answer:
The reason hydrogen bonding occurs is because the electron is not shared evenly between a hydrogen atom and a negatively charged atom.
Explanation:
Hydrogen in a bond still only has one electron, while it takes two electrons for a stable electron pair. Any compound with polar covalent bonds has the potential to form hydrogen bonds.
Answer:
The population is decrasing
Explanation:
As we can see from the chart, the diversity of animals in Africa are being affected year after year. In 10 year gap 53,000 lions, 42,500 cheetahs and 12,500 zebras are dead and this is a dangerous sign.
Answer:
50% homozygous dominant, 50% heterozygous, 0% homozygous recessive
Answer:
the answers are D, E and G
Explanation:
