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Clown fish have evolved to live safely between the stinging tentacles of certain sea anemones.The fish receive protection from predators,whereas anemone receive some food from the fish.This relationship is an example of
Y Chromosome
A sex chromosome that is typically present in male individuals and is one of the determinants of male biological sex in humans.
X Chromosome
One of the two sex chromosomes, with females typically having two X chromosomes and males having one X and one Y chromosome.
Menarche
The first menstrual period in a person's life, marking the onset of reproductive capability.
Ovaries
Female reproductive organs that produce eggs (ova) and secrete hormones such as estrogen and progesterone.
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