A chemical substance that an organism requires to live. a nutrient that is scarce or cycles slowly through an ecosystem. ensures that nutrients will be circulated throughout the biosphere.
2 Homologous chromosomes in meiosis, and then replicate into sister chromatids.
Hope this helps, ( or is clear enough ) if not, comment below please!!!!
Answer:
2
Explanation:
you take 1 billion and divide it by 0.5 and to check your work you would take your answer and multiply it by 0.5
Answer:
1/2
Explanation:
You have a 1/2 chance of having a boy and a 1/2 chance of having a girl.
Unless the question specifies whether or not there is a mutation present with the male parent, it is safe to assume there is a 50/50 shot of having a boy or girl.
