Biology, 25.02.2020 21:26 dominikkovar
Which of the following statements is true?
A. A cells phenotype is determined by its DNA, and its genotype is determined by its proteins
B. A cells genotype is determined by its DNA, and its phenotype is determined by its proteins.
C. A cells genotype is determined by its DNA and its proteins.
D. A cells genotype and phenotype are determined by its proteins
Answers: 2
Biology, 21.06.2019 18:00
The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combustable objects contained a material called phlogiston, a substance without mass, color, odor, etc. after objects burned, the objects were dephlogistonated and were then in their true form. the phlogiston theory was accepted until the 18th century, when lavoisier proved that combustion requires a gas that has mass. phlogiston is considered a) to be scientific knowledge b) not to be scientific knowledge c) to be proven by scientific method d) to be accepted in the modern scientific community
Answers: 2
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This aquarium exhibits biotic and abiotic factors in an aquatic environment. one of the abiotic factors is
Answers: 3
Biology, 21.06.2019 22:30
Which statement about dna replication is true? a. eukaryotes only have one circular chromosome that unwinds at multiple locations. b. eukaryotes can only replicate one segment of a chromosome at a time. c. prokaryotes can only replicate their single circular chromosome in the nucleus. d. prokaryotes only have one origin of replication to initiate replication.
Answers: 2
Biology, 22.06.2019 05:10
Which of the following is not a potential result of deforestation?
Answers: 2
Which of the following statements is true?
A. A cells phenotype is determined by its DN...
A. A cells phenotype is determined by its DN...
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