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The stem and leaves of Funaria are...

The stem and leaves of Funaria are

A

Analogous to those of angiosperms

B

Homologous to those of angiosperms

C

Not comparable to those of angiosperms in any way

D

None of the above.

Text Solution

AI Generated Solution

The correct Answer is:
To solve the question about the stem and leaves of Funaria, we can follow these steps: ### Step-by-Step Solution: 1. **Identify Funaria**: Funaria is a type of moss and belongs to the group of plants known as Bryophyta. Bryophytes are non-vascular plants, which means they lack specialized vascular tissues like xylem and phloem. 2. **Understand Plant Stages**: In the life cycle of Funaria, the dominant stage is the gametophyte stage, which is haploid (having one set of chromosomes). The sporophyte stage, which is diploid (having two sets of chromosomes), is dependent on the gametophyte. 3. **Compare with Angiosperms**: Angiosperms, or flowering plants, have a dominant sporophyte stage, which is diploid. The stems and leaves of angiosperms are formed from this diploid sporophyte stage. 4. **Analyze the Structure**: The stems and leaves of Funaria originate from the haploid gametophyte stage, while the stems and leaves of angiosperms originate from the diploid sporophyte stage. This indicates that they have different origins. 5. **Determine Relationship**: Since the stem and leaves of Funaria and angiosperms perform similar functions (such as photosynthesis), but have different structures and origins, they are considered analogous. Analogous structures are those that serve similar functions but do not share a common evolutionary origin. 6. **Conclusion**: Therefore, the correct answer to the question is that the stem and leaves of Funaria are analogous to those of angiosperms. ### Final Answer: The stem and leaves of Funaria are **analogous to those of angiosperms**. ---
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