A 65-year-old alcoholic developed chest pain and cough with an expectoration of sputum. A blood sample revealed that his white blood cell count was 42,000/μl. What is the origin of these WBCs?

TLS Online TPP Program

#Question id: 11991

#Unit 10. Ecological Principles

The success with which plants extend their range northward following glacial retreat is best determined by

TLS Online TPP Program

#Question id: 11992

#Unit 10. Ecological Principles

Which of the following abiotic factors has the greatest influence on the metabolic rates of plants and animals? 

TLS Online TPP Program

#Question id: 11993

#Unit 10. Ecological Principles

Which of the following statements about light in aquatic environments is correct? 

TLS Online TPP Program

#Question id: 11994

#Unit 10. Ecological Principles

In mountainous areas of western North America, north-facing slopes would be expected to

TLS Online TPP Program

#Question id: 11997

#Unit 10. Ecological Principles

Which statement best contrasts environmentalism with ecology?

TLS Online TPP Program

#Question id: 11998

#Unit 10. Ecological Principles

Of the following examples of ecological effect leading to an evolutionary effect, which is most correct?