Answer:
Before meiosis actually begins, the DNA that is packaged into chromosomes must be fully copied.
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Answer:
Option e. homozygous is the correct answer.
Explanation:
A gene which has two identical alleles on homologous chromosomes is called homozygous. It is denoted by XX (capital letters) for dominant character (alleles) and xx (lowercase letters) for recessive character (alleles).
Without decomposers, dead leaves, dead insects, and dead animals would pile up everywhere. Imagine what the world would look like! More importantly, decomposers make vital nutrients available to an ecosystem's primary producers—usually plants and algae.
Sleep is an example.
Circadian rythms are biological processes that repeats itself within a certain time frame, as sleep repeats itself approximately once every day.