Exposure to an allergen sometimes causes a rapid and severe allergic reaction called

a. anaphylaxis

O b. asthma

O c. scleroderma

O d. idiopathic thrombosis

O e. immunodeficiency

Hrough which plant structures is oxygen gas released into the air as a waste product of photosynthesis?

According to the law of superposition at which depth in a multilayer rock formation will the oldest rock most likely be found?

The gel-like material the cell membrain and the nucleus that hold all the organelles of the cell is caelled?

Which complex pattern of inheritance results in the disorder hemophilia?

Forested land in the Amazon basin is currently being cleared for agriculture, just as land in the Midwestern U. S. was cleared for agriculture in the 19th century.

During dna replication a. one template strand must be degraded to allow the other strand to be copied. b. the template strands must separate so that both can be copied. c.

When a population continues to grow past its carrying capacity the population will go extinct? true or false

Which statement describes how mutualism and commensalism are similar? A. At least one organism is hurt or harmed by the relationship. B. The relationship is beneficial to neither organism. C. At least one organism benefits from the relationship. D.

Give an example of a stimulus, and explain how your nervous system and muscular system work together to respond to it. Use complete sentences.

Which taxon group is more specific, in regards to organisms that are in that group? Mammalia Tursiops Which taxon group is more specific, in regards to organisms that are in that group?