Answer:
Explanation:
Placoderms were the first jawed fish; their jaws likely evolved from the first of their gill arches. in spanish
placodermos
1. Why hydrosphere is important for the living organisms?
2. Why atmosphere is important for the living organisms?
3. Why lithosphere is important for the living organisms?
4. Why biosphere is important for the living organisms?
These are the four questions related to the subsystem of the earth. There are four subsystem of the earth named "lithosphere" which means the land, "hydrosphere" which means water, "biosphere" which means living things and "atmosphere" which means air.
All these subsystems are important for the survival of living creatures on the planet earth because all living organisms depends on these four subsystem.
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Answer:
50%
Explanation:
This question involves a single gene with two alleles W and w in puppies. According to the question, the genotype of the parent organisms are Ww. In a cross between the two parents i.e. Ww × Ww, the following gametes will be produced by each parent: W and w.
Using these gametes in a punnet square (see attached image), the following genotype of offsprings will be produced: WW, Ww, Ww, ww. Hence, based on this question, the percentage of puppies that would have the same genotype as the parents, Ww are 1/2 × 100% = 50%.
Answer:
C)
Explanation:
The beaks are in direct correlation with the type of or amount of food they are consuming.
