Answer:
Algal bloom. Bright green blooms may also occur. These are a result of blue-green algae, which are bacteria (cyanobacteria). Some algal blooms are the result of an excess of nutrients (particularly phosphorus and nitrogen) into waters and higher concentrations of these nutrients in water cause increased growth of algae and green plants.
Explanation:
Answer:
The answer that you want to pick is
A-Oogenesis occurs in females, but spermatogenesis occurs in males.
Explanation:
Think about how babies are made you need a male and a female.
In the formation of an covalent bond, the electrons are shared between the atoms involved in the bonds. This way, the electron lies with both atoms, and is not completely transferred, meaning the there is no overall effect on charge.
Contrarily, in ionic bond formation, an electron is completely donated from one atom to another. The atom donating the electron is left with a positive charge due to loss of an electron, while the atom receiving the electron is left with a negative charge due to the gain of an electron.