Exam 37: Reproduction in Flowering Plants

How many concentric sets of floral organs are expected in a complete, perfect flower?

An angiosperm megagametophyte with 110 cells would be a highly unusual specimen because the flowering plant typically has a megagametophyte consisting of

If you wanted to breed a plant to introduce self-incompatibility, which of the following mechanism(s) would be least useful to target in your breeding program?

What could be expected from a mutant plant that lacks expression of the FLOWERING LOCUS C (FLC) gene?

The egg can be fertilized by

One agricultural industry in which grafting is an important technique is _______ production.

One strategy to find plants that can stably perform apomixis for agricultural purposes would be to look for a genetic alteration

A horticulturalist who is producing strawberry plants clonally is relying on which biological process?

The embryo sac is also called the

All imperfect flowers possess _______ set(s) of flower parts.

Which method would be most appropriate for propagation of a plant when large numbers of genetically identical plants are desired but the plant is easily damaged by microbes when it is propagated in the greenhouse?

Under which light regimen would cocklebur, a short-day plant, be most likely to flower?

How do the seed and the embryo sac differ from each other?

What type of molecule is florigen?

Flowering is known to be triggered by

Experiments on the effect of light cues on flowering have shown that the significant cue that is sensed or measured by plants is _______ length.

The advantage of self-fertilization in plants is that

The microgametophyte of a flowering plant is

In a habitat in which temperature and other environmental factors vary little on a daily or seasonal basis, which type of reproduction is likely to be especially successful?

Refer to the figure. Identify the structures labeled B, C, D, and E.