key terms 29 & 30
Pores on the underside of leaves that can be opened or closed to control gas exchange and water loss. | ||
The diploid stage of a plant exhibiting alternation of generations | ||
Flowering plant | ||
Tissue in the vascular system of plants that moves dissolved sugars and other products of photosynthesis from the leaves to other regions of the plant. | ||
A film composed of wax and cutin that occurs on the external surface of plant stems and leaves and helps to prevent water loss. | ||
plant tissue concerned mainly with conduction | ||
any of a class plants characterized by a gametophyte having a small leafy often tufted stem bearing sex organs at its tip | ||
The haploid stage of a plant exhibiting alternation of generations | ||
Flowerless, seed-bearing land plants | ||
Tissue in the vascular system of plants that moves water and dissolved nutrients from the roots to the leaves | ||
In seed plants, a protective structure in which the female gametophyte develops, fertilization occurs, and seeds develop | ||
The reproductive structures in angiosperm sporophytes where gametophytes are generated | ||
The male reproductive structures of a flower | ||
Part of the female reproductive structure in the carpel of a flower | ||
the fertilized ripened ovule of a flowering plant containing an embryo and capable normally of germination to produce a new plant | ||
Modified leaves that protect a flower's inner petals and reproductive structures | ||
The top of a stamen's filament | ||
part of the female reproductive structure in the plant | ||
Group of gymnosperms that reproduce by cones and have needle-like leaves | ||
Usually brightly colored elements of a flower that may produce fragrant oils | ||
the sticky surface at the tip of the style to which pollen grains attach | ||
a product of plant growth |