7. Answer is
A change in a development gene or in its regulation that altered the spatial organization of body parts,
8. Answer is
Choose the tree that assumes all evolutionary changes are equally possible,
(2pt: 7) A genetic chance that caused a certain Hox gene to be expressed along the...
Explain the following in terms a highschooler would understand (from article Expression of HoxD Genes in Developing and Regenerating Axolotl Limbs, 1998): DISCUSSION: Expression of HoxD genes in developing axolotl limb buds. We have examined the expression of Hoxd-8, Hoxd10, and Hoxd-11 genes in axolotl limb buds and find many similarities between the patterns of expression in axolotls and those described for other vertebrates. Similarities are most pronounced in phases I and II (Nelson et al., 1996; Shubin et al.,...
There are a total of 8 pages. If you click on the first picture, the others should pop up. Thank you! ul Bio220 - Diversity of Life HW 2: Phylogenetics First Some Review and Examples... There are several definitions that you will need to be familiar with in order to properly use and understand phylogenetic systematics. - Character: A heritable attribute of an organism. - Plesiomorphy: A primitive or ancestral character. This is a character that was inherited from a...