The majority of oxygen is carried through the body bound to ____________.

Fill in the blank(s) with the appropriate word(s).


Answer: hemoglobin

Biology & Microbiology

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Which climograph shows the climate for location 5?

A) A B) C C) D D) E E) H

Biology & Microbiology

Speciation can arise through abrupt events, such as changes in chromosome number, or as a consequence of adaptation to different ecological niches. What is the term for the splitting or diverging of a population into two or more species? Which of the figures above represents this term?





A. Anagenesis; Figure A.
B. Anagenesis; Figure B.
C. Cladogenesis; Figure A.
D. Cladogenesis; Figure B.
E. Cladogenesis; Both Figure A and B can represent this term.

Biology & Microbiology

How is light focused on the retina?

What will be an ideal response?

Biology & Microbiology

Lymphocyte maturation involves

A) B-cells maturing in bone marrow sites. B) All of these choices are correct. C) T-cells maturing in the thymus. D) Release of mature lymphocytes to begin migration to various lymphoid organs. E) Hormonal signals that initiate development.

Biology & Microbiology