Mitochondrion structure. Mitochondria are the energy factories of the cells. The energy currency for the work that animals must do is the energy-rich molecule adenosine triphosphate (ATP).
Pink Roses. While overall, pink roses connote admiration, elegance and grace, each shade. has its own meaning. Light pink blooms symbolize sweetness and innocence, while deep pink blooms convey gratitude and appreciation.
Pink symbolizes grace, sophistication and elegance. Pink roses are expressions of platonic love and friendship. The pink rose is often given as an expression of beginning love or admiration, as it has a gentler meaning than their red counterparts. Yellow roses: Yellow roses express jealousy and infidelity.