Which of the following spreads malaria in nigeria?

a 

anopheles mosquito

b 

culex mosquito

c 

aedes mosquito

d 

tsetse fly

 

In german cockroaches, curved wing (cv) is recessive to normal wing (cv+). bill, who is raising cockroaches in his dorm room, finds that the frequency of the gene for curved wings in his cockroach population is 0.6. in his friend joe’s apartment, the frequency of the gene for curved wings is 0.2. one day joe visits bill in his dorm room, and several cockroaches jump out of joe’s hair and join the population in bill’s room. bill estimates that, now, 10% of the cockroaches in his dorm room are individual roaches that jumped out of joe’s hair. what is the new frequency of curved wings among cockroaches in bill’s room? 0.69 0.4 0.5 0.31 0.20

Heat from earths interior and pressure from overlying rock transform the remains of marine sediments into

Which of the following types of rock would most likely contain a fossil? slate granite lava rock limestone