Biology, 09.07.2019 07:30 Slycooper5959
Only the air reaching the is available for gas exchange. when air is moved from the atmosphere into the respiratory tract, a portion of it remains in the . this collective space, where there is no exchange of respiratory gases, is referred to as the , and it has an average volum
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Biology, 22.06.2019 03:00
Agenus is a taxonomic grouping that identifies a collection of species. when a scientist discovers a new species, how is this species assigned to a genus
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Biology, 22.06.2019 04:00
The wings of insects, birds, and bats evolved independently but carry out similar functions. this is an example of a. analogous structures. b. embryonic structures. c. vestigial structures. d. homologous structures.
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Biology, 22.06.2019 08:50
Blood stem cells may develop into any kind of human blood cells. what kind of stem cells are blood stem cells? a. multipotent stem cells o b. totipotent stem cells o c. pluripotent stem cells o d. unipotent stem cells
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Biology, 22.06.2019 16:00
Hydroelectric uses moving water to do work such as grinding grains in a mill true or false
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Only the air reaching the is available for gas exchange. when air is moved from the atmosphere into...
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