SAT, 29.12.2021 14:00, katerin5168
Consider the cladogram. A cladogram is shown. Mollusks, echinoderms, chordates, and annelids have roundworms as a common ancestor. According to the cladogram, which organisms have roundworms as a common ancestor?mollusks and flatwormssponges and chordatesflatworms, sponges, and cnidariansmollusks, echinoderms, chordates, and annelids.
Answers: 3
SAT, 25.06.2019 16:30, barbaragomez27
Earth's atmosphere is unique among the planets and is able to support life because it contains a large amount of a) oxygen b) helium c) methane d) carbon dioxide
Answers: 2
SAT, 25.06.2019 22:00, hannah1571
In the image, layer a is the topmost layer. layer c contains fossils from the precambrian era. layer b contains dinosaur fossils, and layer a contains fossils of mammals. which two statements are supported by this evidence? 1. mammals lived before the precambrian era. 2. dinosaurs and mammals existed in the precambrian era. 3. dinosaurs evolved after precambrian organisms. 4. precambrian organisms evolved after dinosaurs. 5. precambrian organisms were the first life-forms to become fossilized, according to this sample.
Answers: 1
SAT, 25.06.2019 22:00, wwesuplexcity28
Iknow this isn't a question, but is there someway to ask a question under public safety or is there no category for it? i don't know if i'm overlooking it or not.
Answers: 2
Consider the cladogram. A cladogram is shown. Mollusks, echinoderms, chordates, and annelids have ro...
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