Sentences with phrase «after fertilization between»

Not exact matches

One of the ideas that Williams is interested in continuing to pursue is the conflict between the ecology of pollen dispersal (the free - living phase of pollen ontogeny) and the ecology of pollen tube growth after pollination (where pollen is protected and competes with other pollen for fertilization success).

The study, published online on April 23, 2015 in the journal Cell, outlines the complicated mechanism of communication between plant cells, where an unusual cell fusion induces selective elimination of the cell responsible for pollen tube attraction after successful fertilization.

Possible mechanisms include (iv) fertilization of phytoplankton growth in the Southern Ocean by increased deposition of iron - containing dust from the atmosphere after being carried by winds from colder, drier continental areas, and a subsequent redistribution of limiting nutrients; (v) an increase in the whole ocean nutrient content (e.g., through input of material exposed on shelves or nitrogen fixation); and (vi) an increase in the ratio between carbon and other nutrients assimilated in organic material, resulting in a higher carbon export per unit of limiting nutrient exported.

Future experiments to validate this model by directly manipulating signaling between conceptus and endometrium will allow for a more precise understanding of the mechanisms of pregnancy failures that occur during the periimplantation period after normal fertilization and SCNT cloning.

These facts help explain why, in spite of the Earth's air temperature increasing to a level that the IPCC claims is unprecedented in the the past millennium or more, a recent study by Randall et al. (2013) found that the 14 % extra carbon dioxide fertilization caused by human emissions between 1982 and 2010 caused an average worldwide increase in vegetation foliage by 11 % after adjusting the data for precipitation effects.

Since sperm can hang out in your uterus and fallopian tube for up to 6 days after sex, there's up to 6 days between sex and fertilization.