What was a big different between the fossils in layer 5 and those in layer 2?
A. Layer 5 contained mostly fish without spines
B. Layer 2 contained mostly fish without spines
C. Layer 2 had fish that were mostly female
D. Layer 5 had fish that were mostly female
Why did we use a line graph for the data in this experiment?
A. They have an X and Y axis
B. You can compare one point in time
C. They are used to represent continuous data
D. It is the only type where time can be added
How many years separation does each layer in this fossilized stickleback lab represent?
A. 1 million
B. 3,000
C. 10,000
D. 1 billion
What score would you assign to a fossil specimen that has only one pelvic spine visible?
A. semi-absent
B. reduced
C. absent
D. complete
What was a big different between the fossils in layer 5 and those in layer 2?
A. Layer 5 contained mostly fish without spines
B. Layer 2 contained mostly fish without spines
C. Layer 2 had fish that were mostly female
D. Layer 5 had fish that were mostly female
Why did we use a line graph for the data in this experiment?
A. They have an X and Y axis
B. You can compare one point in time
C. They are used to represent continuous data
D. It is the only type where time can be added
How many years separation does each layer in this fossilized stickleback lab represent?
A. 1 million
B. 3,000
C. 10,000
D. 1 billion
What score would you assign to a fossil specimen that has only one pelvic spine visible?
A. semi-absent
B. reduced
C. absent
D. complete
Related textbook solutions
Related questions
1. Features in two different groups of organisms that are sharedbecause they were inherited from a common ancestor are examples of:(One word. Case does not matter, but you must spell it exactlycorrect.) ____________
2. A phylogeny is:
| A. | A diagram showing the relationship between groups oforganisms | |
| B. | A list of the evolutionary innovations possessed by a singlegroup of organisms | |
| C. | A diagram of all the known ancestors in the fossil record for asingle species living today | |
| D. | A unit of time used in geology |
3.
Homoplasy refers to:
| A. | The tendency of closely related organisms to interbreed witheach other | |
| B. | Features that ancestors had that were later lost by theirdescendants | |
| C. | Features in different groups of organisms that are not inheritedfrom a common ancestor | |
| D. | Features that appear only in a single group of organisms |
4.
Archaeopteryx lithographica and Tiktaalikroseae are examples of:
| A. | Fossils that show early forms of multicellular life in thePrecambrian | |
| B. | Transitional fossils that document the origin of evolutionaryinnovations | |
| C. | Index fossils that are used to identify the age of rocks | |
| D. | Living species that retain primitive characteristics |
