Gametes and Zygote Crossword Puzzle

QUESTIONS LIST:

• organism : the zygote is the first step towards the formation of a new
• fertilization : in order to make a new animal, two gametes must join together in a process known as
• genetic : each gamete only has half of the _ material needed to make a new animal, which is why it take two gametes to form a zygote.
• cell : a zygote is the first _ of a new animal that contains a whole set of genetic material
• division : the zygote continues to grow, going through several _ s, until finally it becomes a completed organism.
• mammal : some _ s carry the zygote inside them as it continues to develop, such as monkeys or elephants; when development is completed, the new animal is born.
• egg : some animals let the zygote develop within an _ , such as ducks or fish or spiders; when development is completed the new animal hatches
• necessary : the zygote contains all the _ factors for development to a new life