Gene DRMC3 I located on the human chromosome number 9. A recessive allele of gene DRMC3 (d) causes a human disorder that affects the liver. The other allele for gene DRMC3 (D) is dominant to d and does not cause any disease. A man with the genotype Dd has a son with a woman who has developed the liver disorder caused by allele d. What is the probability that their son develops the condition? 100%
75%
50%
25%

true                                                                                                       true true true true true true

not necessarily. higher fitness requires the organism to be reproductive successful. for example, an organism at age 10 with 15 offspring is much more fit than an organism at age 15 with only 5 offspring.

examples of nucleic acids are deoxyribonucleic acid (dna) and ribonucleic acid (rna).