This study aims to describe students’ creative thinking ability in numeracy-based ratio learning using an eco-enzymecontext. Creative thinking is an essential 21st-century skill that needs to be developed so that students are able to generate new, original, and effective ideas in solving mathematical problems. This research is motivated by the low level of students’ creative thinking abilit…
Protease is an enzyme that can catalyze hydrolysis reactions to break down protein molecules into peptides and amino acids. Microorganisms, such as fungi, yeast, and bacteria can produce proteases. One of the bacteria that can produce protease is Bacillus licheniformis TS-17 isolated from the Tanjung Sakti Lahat Hot Springs. The protease produced was a thermostable protease resistant to high te…
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