Examlex
In regards to the timing of the onset of puberty,which of the following is more at risk for a depressed mood,negative body image,eating disorders,substance use,delinquency,aggressive behavior,and school problems?
Nuclei
Membrane-bound organelles found in eukaryotic cells that contain the cell's genetic material.
Pollen Grain
A microscopic body that contains the male reproductive cells of plants; it is capable of fertilizing the female ovule.
Endosperm
The part of a seed that acts as a food store for the developing plant embryo, usually rich in starch or oil.
Developing Embryo
The early stage of growth and development in multicellular organisms, following fertilization and before birth or hatching.
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