Plants and Algae Most Recently Shared a Common Ancestor 480

question 4

Multiple Choice

Plants and algae most recently shared a common ancestor 480 million years ago,and plants colonized land shortly after that.In sexual reproduction,an alga simply releases gametes into the water,and the current carries the sex cells to another individual.What adaptation did plants make in reproduction when they moved to dry land?

• A) production of lignin
• B) development of vascular tissue
• C) production of a cuticle
• D) production of pollen
• E) development of stomata

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Definitions:

Environmental Threats

are dangers that arise from environmental degradation or changes, posing risks to ecosystems, biodiversity, and human well-being.

Technological Imperialism

The dominance of technologically advanced countries in imposing their technologies and cultural values on less developed countries.

Recombinant Technology

A field in biotechnology that involves manipulating DNA sequences to create new genetic combinations for purposes including medicine, agriculture, and research.

Biotechnology

The use of living systems and organisms to develop or make products, or any technological application that uses biological systems, living organisms, or derivatives thereof.