In sexual reproduction, offspring are similar to their parents, but unique as well.
a. true
b. false

The given statement is true.

Explanation:

Different strategies are used by living species for generating offspring, however, the majority of them come into the categories of either asexual or sexual reproduction. The offspring in asexual reproduction are genetically similar to a single parent. On the other hand, in sexual reproduction, two parents take part in providing genetic information to generate a unique offspring. Thus, the given statement is correct.  

i can't see the full page, therefore, can't answer it

explanation:

for 8 am not sure maybe yes?

for 9 if it is asking if the male is more or less it would be less

hope i even just a little : )