Summative Assessment iii 1% starch solution is made by mixing 1 g of starch with 100 cm3 of water.
Calculate the rate of reaction of amylase in this investigation in g/min. Show your
working.
(2)

a bird that nests only in a particular tree species.

the right option is; decreased genetic variation  

decreased genetic variation describes the effect of this environmental change.

genetic variation is the naturally occurring genetic diversities or differences between organisms of the same species in a population. genetic variation allows the survival and adaptability of a species when they encounter changing environmental conditions. when an endangered species reduces, it loses genetic variation which may not be restored even if the species rebound and will only be recovered through the gradual collection of mutations over many years.