Down syndrome occurs when a particular gene is injured on the x chromosome.

a. True

b. False

In which two places do divergent boundaries occur? O land and oceans O oceans and volcanoes O volcanoes and lower mantle O lower mantle and land

Which best explains the evolution of gymnosperm plants? They evolved along with monocots and dicots. They evolved after the seeded flowering plants. They evolved after the seedless vascular plants. They evolved before the seedless nonvascular plants.

Which word in the sentence is a subject complement? Terry was the first person in line for the carnival ride. A. first B. ride C. person D. line

Think about the two that make up the term reproductive isolation. How do you think reproductive isolation affects the evolution of a species

The physiology instructor is talking with the class of nursing students. what would the instructor explain to the students is the connecting link between the nervous system and the endocrine system?

She is the northern hemisphere tilted toward the sun?

Describe how the ocean plays a role in stabilizing Earth's weather conditions

Q: A: Which numbered organelle produces ATP during cell respiration

From earliest to most recent, what is the correct order in which organisms appear in the fossil record? a. dinosaurs, invertebrates, reptiles, mammals b. invertebrates, amphibians, dinosaurs, mammals c.

Is it possible for technological advancements to have both positive and negative effects on the world