E down the letters of the organis atricial development
precocial development
viviparous animals can display either
lain how these development approach
the degree of parental care offered
how well young are developed at bi
the amount of yolk present in eggs
ulate three differences between preco​

parasites can detrimentally affect their host, but also must not allow their host to die before they can complete their life cycle. some parasites have complex life cycles with many different hosts, and have had to find ways of persisting in many different environments during the change from one host to another. ectoparasites live outside the body of the host, and can more easily  disperse, but are  more exposed to predators, parasites, parasitoids. endoparasites live inside the body of the host, and are therefore protected from the outside environment. but they can be  attacked by the host's immune system. they have therefore developed  mechanisms for dispersal such as  complex life cycles.

they dont have any evidence

the circumference of the solar disc is 4375246 km, nearly.

explanation: