Question

Для бычьего цепня (солитера) характерны: а) раздельнополость, перекрестное оплодотворение б) гермафродитизм, самооплодотворение в) гермафродитизм, перекрестное оплодотворение г) раздельнополость, самооплодотворение

Answer 1

б) гермафродитизм, самооплодотворение

Answer 2

Characteristics of Bull's Chain (Solitaire)

The characteristics of a bull's chain (solitaire) can be described as follows:

a) Separate sexes, cross-fertilization Bull's chains typically exhibit separate sexes and rely on cross-fertilization for reproduction. This means that individual organisms have distinct male and female reproductive structures, and fertilization occurs between individuals.

b) Hermaphroditism, self-fertilization In some cases, hermaphroditism may be present in bull's chains, allowing for self-fertilization. This means that individual organisms have both male and female reproductive structures and can fertilize their own eggs.

c) Hermaphroditism, cross-fertilization Additionally, hermaphroditism in bull's chains may also involve cross-fertilization, where an organism with both male and female reproductive structures can still engage in fertilization with another individual.

d) Separate sexes, self-fertilization It is less common, but in some instances, bull's chains may exhibit separate sexes while still being capable of self-fertilization.

These characteristics highlight the diverse reproductive strategies that can be observed within the bull's chain (solitaire) species.