Answer:
Arteries experience a pressure wave as blood is pumped from the heart. This can be felt as a "pulse." Because of this pressure the walls of arteries are much thicker than those of veins. ... The tunica media is smaller in relation to the lumen than in arteries.
Explanation:
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The seed plants are survivors.
Phenotype - short , Tall
Genotype - tt (short) , TT or Tt (tall)
<u>Explanation:</u>
In Mendelian Genetics, <em>Dominant traits</em> are represented by capital letters and <em>Recessive traits</em> are represented by small letters.
So if height is the character considered, then the traits would be short and tall.
Tall is the dominant phenotype and short is the recessive phenotype.
The alleles of the gene for height are T and t.
The genotype for Tall trait is TT or Tt.
The genotype for short trait is tt.
Therefore, the symbol representation of phenotype (Tall) is TT or Tt and for phenotype (short) is tt.
Answer:
A
Explanation:
Signal loop is composed of negative and positive feedback mechanisms. The positive feedback increases the change in the system while the negative feedback reduces it. The ideal balance between the two feedback loops is called homeostasis.