Biology, 12.03.2021 21:10, Yangster9305
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who do scientists think that echinoderms are the invertebrates that are most closely related to the vertebrates
A. Because of echinoderms’ deuterosome mouth development
B. Because echinoderms have bilateral symmetry in the larval stage
C. Because echinoderms have a unique vascular system
D. Because echinoderms have tubular feet
E. Because echinoderms have a simple nervous system
Answers: 1
Biology, 21.06.2019 19:00, simionriley4191
One statements is an example of a scientific observation. another statement is an example of a scientific explanation. identify the correct statement for each category to illustrate how scientific explanations are inferred from scientific observations.
Answers: 3
Biology, 21.06.2019 21:30, BigGirlsTheBest
Out of the seven main animal groups (fish, mammals, birds, insects, reptiles, amphibians, and arachnids), how many contain members with internal backbones? a. 5 b. 3 c. 7 d. 1
Answers: 1
Biology, 22.06.2019 00:30, bandiadummy8595
Which type of scientific statement is defined as a hypothesis or group of hypotheses that can be accepted as true based on the repeated experimentation with similar results
Answers: 3
Biology, 22.06.2019 05:30, caity2006
Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.
Answers: 1
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who do scientists think that echinoderms are the invertebrates that are most c...
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