What are two characteristics of DNA? O Double bonded with hydrogen
O Organic and saturated
O Helix and double stranded
Phosphate and nitrogenous

Asolution of an enzyme and a substrate was placed in a water bath and the temperature of the reaction was raised gradually. the graph shown was plotted at the end of the experiment. what can be concluded from the graph? a) temperature has no effect on the activity of the enzyme. b) the effect of temperature on the enzyme is unpredictable. c) the enzyme shows increased activity up to a certain temperature. d) the activity of the enzyme is inversely proportional to the temperature.

Give examples of selective advantage of organism’s body part/organ

What are the pros and cons of quadrat sampling?