Biology, 26.07.2019 08:00 jimmymurray29
Male zebra finches have brightly colored feathers and begin to sing at puberty. the females are duller in appearance and lack singing ability. the males use musical mating calls to compete with each other for female attention. since the females are primarily responsible for reproduction, they have to choose the most suitable males to mate with. this type of selection best illustrates the
Answers: 1
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Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.
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Biology, 22.06.2019 09:00
Which are characteristics of flukes? check all that apply. a they are free living. b they are a type of flatworm. c they reproduce sexually. d they have eyespots. e they are segmented.
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Male zebra finches have brightly colored feathers and begin to sing at puberty. the females are dull...
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