Flight muscles of birds connect bones of the upper limb to the ________

a. pelvic girdle
b. radius
c. sternum
d. ulna


c

Biology & Microbiology

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This person is credited with devising powerful microscope

A. Watson B. Darwin C. leeuwenhok D. Hooke E. Koch

Biology & Microbiology

The sex hormones of many animals are lipid molecules known as ____

a. fatty acids b. phospholipids c. carotenoids d. steroids e. lipoproteins

Biology & Microbiology

The diverse body plans seen in Animalia apparently developed during the:a

Precambrian b. Cambrian. c. Mesozoic. d. Silurian. e. Devonian.

Biology & Microbiology

contents of the digestive system are moved along by rhythmic contractions and relaxations of smooth muscle this process is called

What will be an ideal response?

Biology & Microbiology