The Effects of High and Low Gravity on Neurospora Crassa

Level of Education of Students Involved

Undergraduate

Faculty Sponsor

Michael Watters

College

Arts and Sciences

Discipline(s)

Biology

Presentation Type

Oral Presentation

Symposium Date

Spring 4-25-2024

Abstract

We studied the effects of different gravity levels on Neurospora crassa and its morphology. This research was conducted by simulating low and high gravity effects in different operating procedures. For the low gravity simulation, the experiment was conducted by using a clinostat to constantly disorient the samples at a very slow rate. For the high gravity simulation, N. crassa was subjected to different amounts of g forces by placing the samples in a centrifuge and subjected the samples to increasing amounts of revolutions per minute. The results of these experiments conclude that in low-gravity situations, the N. crassa showed sparse growth and some cytoplasmic failure. In the high gravity situations, the samples showed that at around 1,000 to 2,000 RPMs, there were no changes in the morphology, but at higher RPMs like 3,000 or 4,000, there were some signs of cytoplasmic failure but no noticeable changes to morphology.

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