Some flukes are ectoparasitic (members of the class Monogenea), living on the gills or skin of fishes. Why would such flukes have a well-developed digestive system while endoparasites such as the tapeworm do not

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any abiotic or biotic factor in an ecosystem that causes a population's size to slow or decrease is a limiting factor.

the correct answer is sex-linked recessive.

i just took the test

the answers are as following:

1. c. double helix, nucleosome, coil, supercoil, chromosome

2. b. g2 phase, preparation for mitosis

3. d. interphase consists of the g1, s, and g2 phases

4. c. metaphase

5. a. chromosomes are duplicated before cell division so that each new daughter cell has a complete set