What are non-flowering plants called? In what leaf structures are the xylem and phloem located? What is a plant taxonomy chart? How many different types of ferns are there? Phylogenetic trees are also called Which kinds of organisms use photosynthesis?
What are each of the two daughter strands of a duplicated chromosome joined at the centromere during mitosis and meiosis called? The female gametophyte in flowering plants is also called the: a) polar nuclei b) anther c) embryo sac d) endosperm e) sporophyll ...
plants engage in sexual reproduction quite often. There is a series of steps that plants go through to create offspring. It isn't the most romantic process, but it can be fascinating nonetheless. Learning how plants reproduce sexually can give you a better understanding of the life...
Scientists have made a big chart called the DNA What does the word"collections'"tree of life." It shows how different plants with flowers mean in the context of paragraph are related(相关的).They studied the DNA from many 3?(词义猜测题)plants to see how it has changed(改变). A. Group...
offspring. It isn't the most romantic process, but it can be fascinating nonetheless. Learning how plants reproduce sexually can give you a better understanding of the life cycle of the various plants species. Sexual reproduction in flowering plants, also called angiosperms, is the easiest to ...
The angiosperms (Angiospermae, flowering plants, or covered-seed plants) consist of the division Anthophyta, also called Magnoliophyta. Two Types of Seed Plants These two types of seed plants are further distinguished: Similar to bryophytes and the ferns and allies, the gymnosperms have no flower...
What are Bulbs? In botany, a bulb is structurally a short stem with fleshy leaves or leaf bases that function as food storage organs during dormancy. In gardening, plants with other kinds of storage organs are also called "bulbous ornamental plants" or just "bulbs."...
○ Despite their traditional names, the flowering of what are called long day and short day plants actually depends on the length of continuous darkness rather than on day length. 这题也狂简单,注意原文的转折逻辑 B选项错在把原文转折变成并列 ...
Daisies are small with a simple structure and a variety of colors, while sunflowers are large, have a complex structure, and are usually yellow.
the scientists grew plants in a lab.The new blooms have delicate white petals.They are also the oldest flowering plants that researchers have ever revived from a deep freeze.“This is like regenerating a dinosaur from tissues of an ancient egg,” said Jane ShenMiller,a biologist of ...