Sentence examples for biological difficulties from inspiring English sources

Our focus on 37 39 year old women follows the rationale of trying to quantify the persistent effect of the crisis on fertility, focusing on women close to the end of their reproductive life for whom a postponed birth likely means a lost child due to the biological difficulties in conceiving after the age of 40.

There is a number of both computational and molecular biological difficulties that make computational predictions and cloning of the genetic variants of OPRM1 highly challenging.

Regarding "gamete donation", Medical Council guidelines state that "if you offer donor programs to patients, you must consider the biological difficulties involved and pay particular attention to the source of the donated material.

In addition to these common biological conceptual difficulties, many conceptual difficulties interfere specifically with the integration of development and evolution.

However, despite a growing body of knowledge on biological invasions, difficulties remain in predicting invasion success.

However, two main causes stood out; with the exception of the biological model, economic difficulties and difficulties in marital relationships were most cited.

The conflict between teachers' own convictions and preestablished concepts about biological evolution raises difficulties in the teaching learning process of such an important field of knowledge.

Mimicking native functional dynamics for traditional biomaterials such as thermoset elastomers is limited due to their lack of responsiveness to biological stimuli and difficulties to incorporate biofunctionalities.

The prevalence of common biological (CB) conceptual difficulties ranged between 40% for CC1 to 13% for CC3.

Despite all these effort in developing more robust and accurate methods to perform comparative genomic studies, several biological phenomena pose difficulties in identifying the real genome dynamic processes in organisms.

This is in part an operational problem, but for many biological systems, this difficulty may in fact reveal a deeper ontological issue.