Which statement about sex-linked traits is true?

Sex-linked traits are always dominant.

Sex-linked traits only occur in heterozygous allele pairs.

Sex-linked traits may be passed from parent to offspring on either the X chromosome or the Y chromosome.

Hey me with this one❤☺❤ how do you say that a cell also has a life span and death like an organism? give one example.

Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim

Cpr, or cardiopulmonary resuscitation, is a first-aid technique to save lives. it involves compressions of the patient's chest cavity. which description is the best description of the functions of chest compressions in cpr? chest compressions are done to pump the heart. chest compressions are done to strengthen the rib bones. chest compressions increase carbon dioxide inhalation. chest compressions allow the patient's muscles to wake up.