What does the term deleterious mean?

Based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?

What type of competition exsist between two species. turtles and fish

Amylase becomes denatured at a temperature of 80°c. during an experiment to study the effect of varyingtemperature on enzyme activity, amylase’s reactivity with starch was measured at body temperature (37°c), andthen again at an increased temperature of 42°c. how would this increase in temperature affect the experiment