Describe ecdysis in roundworms and joint-legged animals.

What will be an ideal response?


1. Both roundworms and joint-legged animals loose the outer covering of the integument during growth in a process known as ecadysis. The cuticle of roundworms and the exoskeleton of joint-legged animals are all shed at once.

Biology & Microbiology

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Reactions that tend to proceed on their own, releasing energy, are called:

A. endergonic B. productive C. exergonic D. catalytic

Biology & Microbiology

In plant cells, vesicles transport proteins from the Golgi apparatus to

a. lysosomes. b. vacuoles. c. chloroplasts. d. mitochondria.

Biology & Microbiology

The __________ of an infectious disease is the fraction of a population that contracts that disease during a particular time.

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

Biology & Microbiology

Which of the following eukaryotic cells does NOT have a cell wall?

A. Bacteria B. Fungi C. Plants D. Human

Biology & Microbiology