What is the benefit of using the Earth’s magnetic field to migrate compared to the sun or stars? What will be an ideal response?
Unlike the sun and stars, which could be obscured by weather conditions, the Earth’s magnetic field
can always be detected by those animals that are sensitive to it. In addition, the flow of the magnetic
field is continuous and not latitude dependent.
You might also like to view...
Type II restriction endonucleases
A) are heterodimers. B) natively function to methylate specific nucleotides and prevent foreign DNA from being incorporated into the genome. C) recognize nucleotide sequences that are palindromic. D) require ATP energy to cleave dsDNA.
If an AABB strain is mated with an aabb strain, an AB gamete produced by the resulting F1 is
A) impossible. B) parental. C) recombinant. D) the most common. E) None of these
One advantage that enabled the seed plants to greatly surpass the ferns in colonizing the land was the evolution of
A) spores. B) photosynthesis. C) sex without swimming sperm. D) a fibrous root system. E) a woody stem.
Which is the correct pathway of a protein through a cell as it is being made?
A) Nucleus, ribosome, Golgi apparatus
B) Golgi apparatus, ribosome, rough endoplasmic reticulum
C) Nucleus, smooth endoplasmic reticulum, Golgi apparatus
D) Golgi apparatus, ribosome, mitochondria