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Semenov [28]
3 years ago
11

What does this information mean in terms of dating the mystery layer?

Biology
2 answers:
grandymaker [24]3 years ago
7 0
The law of superposition states that rock strata (layers) farthest from the ground surface are the oldest (formed first) and rock strata (layers) closest to the ground surface are the youngest (formed most recently).
GalinKa [24]3 years ago
3 0

Geologists can 'read' rock layers using relative and absolute dating techniques. ... Relative dating arranges geological events, and the rocks they leave behind, in a sequence. The method of reading the order is called stratigraphy (the rock layers are called strata).

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3 years ago
What are the possible genotypes for a person with type A blood or type B, or type AB or type O?
postnew [5]

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The ABO blood group is the case of co-dominance or multiple allelism. Co-dominance may be defined as a non Mendelian inheritance in which both the alleles can express themselves in the heterozygous condition.

The person with blood type A has two possible genotypes with IA IA or IA i.

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The person with blood type has genotype of IAIB.

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Thus, there are total six possible genotype of blood group exist in human population.

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Explanation:

Up above!

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