Answer:
atomic number
Explanation:
the number of protons tell us the atomic number
Answer:
Some body systems work together to complete a job. For example, the respiratory and circulatory systems work together to provide the body with oxygen and to rid the body of carbon dioxide. The lungs provide a place where oxygen can reach the blood and carbon dioxide can be removed from it. Some body systems share a common organ that performs more than one job.
Answer:
crossing the plant to one you know has the recessive trait
Explanation:
<u>The correct procedure would be to cross the identified plant with the same plant that has the recessive trait.</u>
<em>The phenotypes of the progeny from the cross will give an indication of the dominance or recessive of the phenotype. If all the progeny from the cross produce the same flower color as that of the identified plant, it means the phenotype is dominant. Otherwise, it is recessive. </em>
The procedure is called test-crossing in genetics.
Answer:
Li, Na, K, Rb
Explanation:
Los números atómicos de la tabla periódica:
Li - 3
Na - 11
K - 19
Rb - 37
