Biology, 08.12.2020 01:00 Fangflora3
How many alleles are there for the four main types of human blood? one two three four
Answers: 2
Biology, 22.06.2019 08:00
Explain why biological control methods are generally environmentally superior to chemical pest control methods.
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Biology, 22.06.2019 18:30
Embryonic stem cells are cells derived from an embryo. these cells can be used to create new tissues for patients suffering from certain illnesses and disorders. which statement best summarizes why the use of embryonic stem cells could be seen as unethical? a. some people consider embryos to possess rights equal to those of fully developed human beings. b. extracting stem cells from embryos is a very energy-intensive process, which consumes resources that could be used elsewhere. c. embryos are difficult to obtain, so the monetary cost of using them for research outweighs their benefit. d. the process of extracting stem cells from embryos generates biohazardous waste that cannot be safely disposed of.
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Biology, 22.06.2019 20:00
Name the tissue types that form the wall of each organ in questions 7-10
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Biology, 22.06.2019 22:30
Skulls of homo sapiens were found during an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are ( 1 ) fossils. ( 1 ) a. mineralized b. mold c. original-tissue
Answers: 1
How many alleles are there for the four main types of human blood? one two three four...
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