Asked by Jamie Stuart on Jun 30, 2024
Verified
The small, heart-shaped gametophyte called a prothallus is part of the life cycle of the
A) mosses.
B) ferns.
C) liverworts.
D) ginkgoes.
E) gnetophyte.
Prothallus
The gametophyte stage of ferns and some other non-seed vascular plants, typically small, green, heart-shaped, and bears the reproductive organs.
Gametophyte
The sexual form (haploid phase) in the life cycle of plants and algae that produces gametes through mitosis.
Ferns
Non-flowering vascular plants that reproduce via spores, possessing large, divided leaves.
- Understand the basic differences between the life cycles of mosses, ferns, liverworts, ginkgoes, and gnetophytes.
Verified Answer
AV
amanda vranakJul 02, 2024
Final Answer :
B
Explanation :
The small, heart-shaped gametophyte called a prothallus is part of the life cycle of ferns. Mosses have a gametophyte called a protonema, liverworts have a gametophyte thallus, ginkgoes have seeds, and gnetophytes have reproductive structures called cones.
Learning Objectives
- Understand the basic differences between the life cycles of mosses, ferns, liverworts, ginkgoes, and gnetophytes.