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Chapter 25: Q 32. (page 668)

Bryophytes form a monophyletic group that transitions between green algae and vascular plants. Describe atleast one similarity and one difference between bryophyte reproduction and green algae reproduction.

Short Answer

Expert verified

Similarities: Sexual reproduction is dependent upon water in which the male gametes swims.

Differences: Bryophyte gametotangia protect the gametes and the growing embryo.

Step by step solution

01

Step 1. Introduction

  • In green algae, there is no embryo formation.
  • In bryophytes, the embryo is formed in the zygote.
  • Sporophytes depend on the gametophyte of bryophyte.
  • In green algae, the sporophyte is independent of the gametophyte.
02

Step 2. Explanation

  • Both the algae and bryophytes have a Sexual reproduction by the fusion of male and female gametes, that are produced in different individuals.
  • So that Eukaryotic algae are sexually dimorphic.

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Most popular questions from this chapter

How do mosses contribute to returning nitrogen to the soil?

a. Mosses fix nitrogen from the air.

b. Mosses harbor cyanobacteria that fix nitrogen.

c. Mosses die and return nitrogen to the soil.

d. Mosses decompose rocks and release nitrogen.

Ferns are simultaneously involved in promoting rock weathering, while preventing soil erosion. Explain how a single plant can perform both these functions, and how these functions are beneficial to its ecosystem.

The land plants are probably descendants of which of these groups?

a. green algae

b. red algae

c. brown algae

d. angiosperms

Which of the following statements about moss life cycle is false?

a. The mature gametophyte is haploid.

b. The sporophyte produces haploid spores.

c. The calyptra buds to form a mature gametophyte.

d. The zygote is housed in the venter.

What seedless plant is a renewable source of energy?

a. club moss

b. horsetail

c. sphagnum moss

d. fern
See all solutions

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