Gregor mendel studied the inheritance of traits in pea plants. one trait he examined was the height of the plant. pea plants with the dominant 't' allele grew tall, and pea plants with the recessive allele 't' were short. according to mendel's principles of heredity, if a homozygous tall pea plant was crossed with a homozygous short pea plant, approximately how many of their offspring would have the short phenotype?

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

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.

In which ways are mercury and venus similar?