Question 85
Complete the sentences. Use words from the list. You can use the words more than once.
zygote · ovum · sperm · embryo · 46 · gamete · 23 · fetus · fertilisation
The female reproductive cell or ________ is called a/an ________. The male reproductive cell or ________ is called a/an ________ cell. Both have ________ chromosomes. Once ________ takes place, a/an ________ which has ________ chromosomes is formed. This grows into a/an ________ and then into a ________.
zygote · ovum · sperm · embryo · 46 · gamete · 23 · fetus · fertilisation
The female reproductive cell or ________ is called a/an ________. The male reproductive cell or ________ is called a/an ________ cell. Both have ________ chromosomes. Once ________ takes place, a/an ________ which has ________ chromosomes is formed. This grows into a/an ________ and then into a ________.
