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How many trophic levels are there in the following food chain? phytoplankton - shrimp - perch - pike - osprey
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If an organ has six haploid chromosomes,how many chromosomes are present. 6 12
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2. which of the following statements does not accurately describe stem cells? a. embryonic stem cells make up the inner cell mass of a blastocyst. b. with more research, stem cells may be used to repair or replace damaged cells. c. the use of stem cells is without any objections since it can be used in therapies to humans. d. adult stem cells are multipotent and can differentiate into many types of cells.
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Biology, 22.06.2019 14:10
What do we call the process when two dominant alleles are expressed and do not blend? a.incomplete dominance b.codominance c.multiple alleles
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All living things have DNA? true or false...
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