Which of the following is the best definition of the term phenotype?
a. the allele that is expressed only in homozygous individuals
b. the allele that is expressed over other alleles
c. an individuals expressed traits
d. a specific combination of versions of a gene

Heat from earths interior and pressure from overlying rock transform the remains of marine sediments into

Dermal tissue in plants stores 1.extra food 2.transports water and nutrients 3.transports waste materials 4.is similar to epithelial cells in animals

The sketch shows a rynchosaur, an extinct animal that is known only from fossils. there has been much debate about the classification of these creatures. some scientists suggest that they belong with primitive amphibians, and some think they are related to snakes and lizards.the data equally support both cases. which statement best explains how to draw a cladogram that includes the rynchosaur? draw the cladogram for amphibians. draw the cladogram for reptiles. draw two cladograms, both showing the traits, and leave it as a hypothesis. draw two cladograms, both showing the traits, and have scientists vote