Explanation: Gametes are the cells used during sexual reproduction to produce a new individual organism or zygote. The male gamete, sperm, is a smaller, mobile cell that meets up with the much larger and less mobile female gamete, egg or ova. Both sperm and egg are only haploid cells. They only carry half of the chromosomes needed.
Answer:
Many animals that live in the tundra, like the caribou and the semipalmated plover, migrate to warmer climates during the winter. Others, like the arctic ground squirrel, hibernate during the winter months. There are very few reptiles and amphibians found in the tundra because the temperatures are so cold.
Explanation:
it gives off protons because it's in a basic solution (pH>7)
Answer:
Common examples include carbon, sulfur, oxygen, iron, copper, aluminium. Elements are represented by symbols. Compounds are substances made from atoms of different elements joined by chemical bonds. They can only be separated by a chemical reaction.
Explanation:
Substances can be categorised as either elements or compounds. Both of these are made up of atoms, the only difference is an element is made of one type of atom whereas compounds are made of two or more different types of atoms.
