Exam 38: Angiosperm Reproduction and Biotechnology

Some dioecious species have the XY genotype for male and XX for female. After double fertilization, what would be the genotypes of the embryos and endosperm nuclei?

All of the following strategies are being pursued with the goal of preventing transgene escape from genetically modified crops except

Which of the following are true of most angiosperms?

The male wasp, Campsoscolia ciliata, transfers pollen from one orchid to another orchid of the same species. What "reward" does the male wasp receive from the orchid plants for helping with the orchid pollination?

A small flower with green petals is most likely

Which of the following statements is true for a species that produces seeds by apomixis?

Which of the following statements is true about fruits?

The primary function of the integument of an ovule is to

Carpellate flowers

A flowering plant with a deleterious mutation in microsporogenesis would most likely

Which of the following statements regarding flowering plants is false?

Which of the following events suggests there is a change in the egg cell membrane after penetration by a sperm?

In flowering plants, a mature male gametophyte contains

Which of the following is incorrectly paired with its life-cycle generation?

Which of the following is a scientific concern related to creating genetically modified crops?

Which of the following is the male gametophyte of a flowering plant?

One major potential benefit resulting from protoplast fusion experiments in agriculturally relevant species is

What effects would occur in a mutant of Arabidopsis that cannot synthesize GABA within its flowers?

Which of the following is a true statement about clonal reproduction in plants?

Which of the following is a successful example of the commercial use of transgenic crops?