Why might DNA mutation occur? if the same amount of DNA remains
unchanged for too long
if there is a genetic code that tells the DNA to
mutate
o if DNA only receives information from one
gamete
O if there is a change in DNA that alters or
affects the genetic code
DONE

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.

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

Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.