As the final step before embarking on the therapy in patients, preclinical animal testing is critical and indispensable.
But both the private sector and the government also have critical and indispensable roles to play in the development of clean energy technology.
One of our primary objectives is to build a world-class national women's history museum at the National Mall that will serve to educate all Americans about the critical and indispensable role women have played in our history.
Extensive evidence has indicated that COUP-TFII plays a critical and indispensable role in cell-fate specification, organogenesis, angiogenesis, and metabolism as well as in a variety of diseases.
In this work, we provide the first evidence that the congenital absence of CD is detrimental for the functional organization of the somitic musculature in zebrafish, indicating that CD plays a critical and indispensable role in the development and homoeostasis of muscle fibres.
The role of local authorities in this direction is critical and indeed indispensable.
The dilemma for the coalition is that Ethiopia's military help is critical and, perhaps, indispensable, notwithstanding that it could complicate matters for the anti-Shabab alliance politically.
On the contrary, it would seem that analytical philosophers, people like Sellars, Quine, and Davidson, have provided Rorty with indispensable critical tools in his attack on the epistemological legitimation-project which has been a central concern in philosophy since Descartes.
While pondering abstract philosophical questions may appear to be a waste of time, the mental gymnastics students go through are creating indispensable critical and creative thinking skills.
Ruthlessness and rigor at this critical time are indispensable... Oradour was not the only place where such "ruthlessness and rigor" were employed, where the French paid dearly for assisting the Resistance or just for being French.
