A hypothesis regarding ancestor-descendant relationships that includes a time-scale is called a
a. cladogram.
b. phylogenetic tree.
c. phylogram tree.
d. hypogram tree.
e. clarion gram.
Question 2
The presumed evolutionary link between theropod dinosaurs and birds is based on
a. island dwarfing phenomenon.
b. general analogous characteristics.
c. a few shared ancestral characteristics.
d. derived (modified) characteristics such as the presence of feathers in both lineages.
e. evidence of hybridization between the two.
The pH scale and the relative acidities of common substances
Mechanism of transport by a transporter, also called a carrier.
The deep-sea vent hypothesis for the origin of life
The Effect of Group Size on Relationships
Physics: Power, Energy and Time
A thin cleft, called the synapse, separates one cell from another.