They include physical attractiveness, proximity, similarity, and reciprocity: 1  Physical attractiveness: Research shows that romantic attraction is primarily determined by physical attractiveness. 2  Peopleâs perception of their own physical attractiveness also plays a role in romantic love. 3  Proximity: People are more likely to become friends with 4  ... S
Filox water filters are a filter medium specifically created for lowering the levels of manganese, iron and hydrogen sulfide from well water. Filox filters are superior performers to other filter media due to the productâs notably high manganese dioxide percentage.
VAHOX1, a homeobox gene from tomato, shows phloem specific expression during secondary growth and is therefore a candidate gene playing a role in phloem specification from the vascular cambium. It is known that the sieve element (SE) and companion cell (CC) arise from an unequal division of a common âphloem mother cell.â This mother cell may be found in the procambium in the case of primary phloem or in the vascular cambium in secondary phloem. The SE then undergoes a âpartial programmed cell death.â This highly selective degradation of cellular organalles eliminates the vacuole, cytoskeleton, ribosomes, Golgi bodies and nucleus.