Pedigrees are useful tools in observing inherited traits. A family seeking assistance is concerned about hemophilia, a trait that shows blood clotting dominant to those
blood that does not. This analysis of this pedigree shows that the following trait for
I
1
1
5
6
hemophilia is
ІІ
19
1
IV
II
An incomplete dominant trait
Sex-linked, inherited by males
O A dominant trait
Sex-linked, inherited by females

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural. question 2 reflects a moral or social value. question 3 refers to something that can be measured. question 4 reflects a question that can’t be observed.

What best explains whether bromine (br) or neon (ne) is more likely to form a covalent bond? bromine forms covalent bonds because it has seven valence electrons, but neon has eight valence electrons and already fulfills the octet rule. bromine forms covalent bonds because it has many electron shells, but neon has only two electron shells and is tightly bound to its electrons. neon forms covalent bonds because it can share its valence electrons, but bromine has seven valence electrons and can gain only one more electron. neon forms covalent bonds because it has only two electron shells, but bromine has many electron shells and will lose electrons in order to fulfill the octet rule.

Which structure in the cardiovascular system connect arteries to veins?