Among the plants, another leap forward occurs just 70 million years ago, as the first grasses evolve. Just another 4-to-5 million years later, however, the most catastrophic event to affect Earth over the past 100 million years occurs: the end-Cretaceous extinction, triggered by an enormous...
Roots are typically underground structures specialized for anchoring plants and absorbing water and nutrients, whereas shoots refer to the above-ground parts, including stems, leaves, and flowers, responsible for photosynthesis and reproduction. 13 The growth direction of roots is primarily downwards, dri...
Common Curiosities What role does the stem play in nutrient transport? The stem acts as a conduit, transporting water and nutrients between the roots and the aerial parts of the plant. 14 Do all plants have both stems and branches? Most plants have both, but some plants, like certain grass...
To propagate or grow plants trying to give them certain qualities. He tries to breed blue roses. Race A strong or swift current of water. Breed To take care of in infancy and through childhood; to bring up. Race The channel of such a current. Breed To yield or result in. Disaster bre...
These plants ramify early and get to be very large Branch Divide into two or more branches so as to form a fork; The road forks Common Curiosities What is the primary function of a branch? Branches primarily serve to support leaves for photosynthesis, contributing to a tree's growth and re...