Biology, 10.04.2021 03:10, mfoster495
Speciation, which leads to diversity among species through natural selection, occurs when
A. species experience change within their lineage and develop new characteristics.
B. species interact with other species in an ecosystem and develop similar traits to each other.
C. once similar species are no longer able to mate and produce fertile offspring.
D. organisms develop characteristics that mimics traits of completely different species.
Answers: 3
Biology, 21.06.2019 21:00, natasniebow
Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria
Answers: 1
Biology, 22.06.2019 03:30, krisgrace1485
Ayoung boy has been found and police are trying to locate his family they take a dna sample from him and begin collec dna samples from families who have missing children if police use dna samples only from the fathers, which type of dn technology can they use to identify the boy's parent? y-chromosome analysis omtdna (mitochondrial dna) analysis vntrs (variable tandem repeats) o pcr (polymerase chain reaction) analysis
Answers: 1
Biology, 22.06.2019 05:00, melissapulido198
What must be done to breed dogs for a partical trait
Answers: 1
Speciation, which leads to diversity among species through natural selection, occurs when
A. specie...
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