Biology, 23.06.2019 18:00 cmflores3245
What percentage of animals on earth are vertebrates? a)5% b)25% c)50% d)95% a) is the correct answer, insects, arachnids, sponges, echinoderms, cnidarians, etc. are all invertebrates, constituting ~95-97% of all animal species. therefore, only about 3-5% of all animal species are vertebrates.
Answers: 2
Biology, 21.06.2019 16:30
Which animal group is the largest and contains more species from all the other living groups combined? is it mammals or
Answers: 1
Biology, 22.06.2019 00:00
Ineed the answer asap. in order to be considered alive, an organism must simultaneously possess the characteristics of homeostasis, heredity, cells, reproduction, and
Answers: 1
Biology, 22.06.2019 04:30
Pls quickly! which of the following is true about the behavior of an organism? a. the behavior of an organism is influenced by both its heredity and it’s environment. b. the behavior of an organism is influenced only by the treats it inherits from its parents. c. the behavior of an organism is influenced only by the environment in which it lives in. d. the behavior of an organism is not influenced by either it’s heredity or its environment.
Answers: 2
What percentage of animals on earth are vertebrates? a)5% b)25% c)50% d)95% a) is the correct answe...
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