Given the differences between angiosperms and gymnosperms in the development of the integument(s), which of these statements is the most logical consequence?
A) The seed coats of angiosperms should be relatively thicker than those of gymnosperms.
B) It should be much more difficult for pollen tubes to enter angiosperm ovules than for them to enter gymnosperm ovules.
C) The female gametophytes of angiosperms should not be as well protected from environmental stress as should those of gymnosperms.
D) As a direct consequence of such differences, angiosperms should have fruit.
E) Angiosperm seeds should be more susceptible to desiccation.
Common sites for the development of fibroid tumors
Tornado Formation: Nonsupercell Tornado Development
Industrial Development
An example of the sometimes drastic differences in placarding regulations in the United States ...
The Clean Development Mechanism allows developed countries
Embryonic development of shepherd’s purse (Capsella), a eudicot