Biology, 01.08.2019 01:50 matius0711
Bacteria is the precursor to various organisms which appeared on earth. which of these statements is correct about bacteria? select one: a. algae evolved to give rise to bacteria. b. fern-like plants evolved to give rise to bacteria. c. single celled-organisms evolved chemically to give rise to bacteria. d. reproducing molecules evolved chemically to give rise to bacteria.
Answers: 2
Biology, 21.06.2019 17:20
Joe is breeding cockroaches in his dorm room. he finds that the average wing length in his population of cockroaches is 4 cm. he chooses the six cockroaches that have the largest wings; the average wing length among these selected cockroaches is 10 cm. joe interbreeds these selected cockroaches. from earlier studies, he knows that the narrow-sense heritability for wing length in his population of cockroaches is 0.6. a. calculate the selection differential and expected response to selection for wing length in these cockroaches. b. what should be the average wing length of the progeny of the selected cockroaches?
Answers: 1
Biology, 22.06.2019 10:00
1. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 50%25%0%100% 2. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 0%100%50%25%(picture 1 is for question 1, and picture 2 is for question 2)
Answers: 1
Biology, 22.06.2019 11:00
When ash and dust begin to settle on the ground, they eventually become compacted by
Answers: 1
Biology, 22.06.2019 15:30
The big bang theory suggest that the universe is about - 300 million years old - 4.6 billion years old - 30 billion years old - 13 billion years old
Answers: 2
Bacteria is the precursor to various organisms which appeared on earth. which of these statements is...
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