Which statement is an example of competition? a. egrets eat insects that are unearthed after livestock graze. b. wasps lay eggs inside hornworms so that after hatching the wasp larvae can feed on the hornworm. c. lions and hyenas, which both live in a savanna ecosystem, eat the same prey, antelope. d. otters contribute to a high level of diversity in their ecosystem as they eat urchins, allowing kelp to grow. e. ladybugs consume insects such as aphids, mealyworms, and spider mites

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

Nh3 +02-no + h20 is unbalanced what is the balanced equation

Choose the correct words to complete the sentences related to genetic screening. is a procedure that is used during pregnancy to detect genetic defects. is extracted from the uterus and used to identify genetic disorders?