What is a blastocyst?

What is a blastocyst?

A- a sphere of cells surrounding a hollow center

B- a two celled developing structure

C- A zygote covering to prevent sperm from entering

D- A solid mass of about one thousand cella

What is a blastocyst?

A- a sphere of cells surrounding a hollow center

B- a two celled developing structure

C- A zygote covering to prevent sperm from entering

D- A solid mass of about one thousand cella

What is a blastocyst?

A- a sphere of cells surrounding a hollow center

B- a two celled developing structure

C- A zygote covering to prevent sperm from entering

D- A solid mass of about one thousand cella