Explain how the structures that are unique to plant cells a cactus survive a harsh desert climate

A cactus is a plant that is able to grow in harsh conditions. These conditions include dry and desert environment. This kind of environment has high temperature and there is a need of certain adaptation which will help the plant to strive in such conditions.

The spines on a cactus plant helps the plant to get protection against animals and humans. Its root are spread upto a large surface area to grab and store water when it rains.

The spines are the structure that helps a cactus to live in desert conditions.

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

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regents of the university of california v. bakke, 438 u.s. 265 (1978), was a landmark decision by the supreme court of the united states. it upheld affirmative action, allowing race to be one of several factors in college admission policy.