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, 22.06.2019 02:30, sabrinarasull1pe6s61
Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c. ozone layer hole d. increase in sea levels
Answers: 1
Biology, 22.06.2019 04:50, haileyglowiak8183
Consider the classification levels of a human. eukarya ,animalia ,chordata ,mammalia ,primates, hominidae ,homo ,sapiens .which is the most specific taxonomic level in the classification system above? a sapiens b homo c hominidae d primates
Answers: 1
Biology, 22.06.2019 05:30, aaivey9815
This question is only for applicants to scholars for medicine or scholars for dental medicine: what aspects about medicine (or dental medicine) intrigue you? describe how these aspects influence your life. (100-650 words)
Answers: 2
Biology, 22.06.2019 07:00, Jamilia561
Pls ! in your opinion, what are the limiting factors that might affect the growth or diversity of our ecosystem? respond to this question in claim, evidence, reasoning format. 1. make your claim (i are the limiting factors that might affect the growth or diversity of our 2. follow the claim with 3 pieces of evidence. evidence may be taken from the reading, the videos, previous lessons, or googled answers. site sources, too. 3. use reasoning to explain why you chose your evidence.
Answers: 3
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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