Chloe has the scaly skin condition ichthyosis, which is X-linked recessive.Which of the following is most likely true?

Mode of inheritance reflects

X-linked dominant traits are typically expressed

This pedigree depicts a family with some members who have albinism, an autosomal recessive condition.If individuals II-2 and II-3 have another baby, what is the probability that it will have albinism?

Secondary spermatocytes and secondary oocytes are

In a Punnett square where are the gametes listed?

In general, RNA molecules

The number of sets of our genome in most of our cells is _________.

Angiosperms differ from most organisms in their method of fertilization. A zygote and endosperm are produced in an event known as _________ fertilization.

Sponges do not have well developed body systems like a respiratory system. The sponge must obtain its oxygen and release its carbon dioxide by ___________.