Answer:
primary oocyte ➜ meiosis I ➜ secondary oocyte ➜ meiosis II ➜ ovum.
I could be wrong here but I think factories and animals are 2 ways carbon gets into the air because animals breath out carbon, while factories pollute the air with carbon. If anything I would think plants are responsible for removing it because they give out oxygen.
There are 200 different cells in a human body and within those cells there are about 20 different types of structures or organelles .
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<u>Serial monogamy </u>is the answer.
In definition, monogamy is having only one partner; one man and one woman but serial monogamy is having one partner at a certain length of time which in this case defines the asked question.
Other polygamy is the behavior where one lover has multiple partners altogether.
