Answer:
a. Mitochondrial DNA is inherited through the maternal lineage.
d. Mitochondrial DNA can therefore be used to confirm or eliminate a person's relationship within a maternal line, but cannot be used to identify a specific individual.
Explanation:
DNA is the genetic material. Nuclear DNA profiling is used to identify a person since each individual has unique DNA. Mitochondrial DNA exhibits maternal inheritance. All the offspring of a female share the same mitochondrial DNA. Therefore, all the individuals that are related by maternal lines, share the same mitochondrial DNA. The profiling of their mitochondrial DNA would not allow the identification of a person when individuals share maternal lines.
Answer:
there are 64 possible codons (4 × 4 × 4 = 64) in the genetic code
Explanation:
The prairie grass in this ecosystem is the primary producer, which stores most of the energy in this ecosystem to provide this energy to all other organisms, hence option B is correct.
In this ecosystem, there is a continuous flow of energy due to the interaction of the biotic and abiotic factors, this ecosystem includes prairie dogs, coyotes, vultures, and prairie grass.
The primary producer of this ecosystem prairie grass is an autotroph by using the process of photosynthesis, they used make their own food having more amount of energy other than any tropic level.
All the organism in the ecosystem depends on the primary producer for their energy need, so indirectly on the sun.
Therefore, prairie grass in this ecosystem provides energy to all other organisms in this ecosystem.
Learn more about the ecosystem, here:
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