Select the correct answer from each drop-down menu. What challenges do investigators face when conducting a scientific inquiry? Scientific inquiry is not easy to implement because of several factors. One of the problems is taking into consideration all the and deciding which ones to standardize. Another problem investigators face during experimentation lies in the evidence.

Charles darwin published his theory of evolution in 1859. in what way foes modern evolutionary theory differ from the theory as proposed by darwin? a) darwin inferred that individuals can evolve, but modern generic science has shown that this is not true. b)darwin inferred that individuals do not evolve, but modern genetic science has shown that this is not true. c)modern science has disproved most of darwin's original theory of evolution, because darwin knew nothing about generations and their role in heredity. d)generic studies have shown that gene expression and other factors operate along with natural selection, but most of darwin's theory has been supported by modern science.

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

What is a sex-linked genetic disorder that disrupts the blood's ability to clot? a. achondroplasia b. huntington's disease c. hemophilia d. albinism