Embryology

The study of embryos and their development is called

• embryology

• biology

• avianology

• ecology

Tags

NGSS.HS-LS1-4

What are some common similarities that all embryos share? select ALL that apply

• tails at some point of development

• similar shape

• eye spots that develop into eyes

• all develop into mammals

WHAT DOES MEIOSIS CREATE?

• CHROMOSOMES

• GAMETES

• DNA

• TRAITS

Tags

NGSS.HS-LS3-2

THE GAMETES ARE CONSIDERED TO HAVE ONE HALF OF THE GENETIC INFO SO IT IS CALL

• DIPLOID (2N)

• DIPLOID (N)

• HAPLOID (2N)

• HAPLOID (N)

Tags

NGSS.HS-LS3-2

FERTILZATION IS ...

• THE FUSION OF A HAPLOID EGG AND SPERM

• THE FUSION OF A DIPLOID EGG AND SPERM

• THE FUSION OF A HAPLOID EGG AND DIPLOID SPERM

• THE FUSION OF TWO EGGS

Tags

NGSS.HS-LS3-2

What is the placenta?

• The fluid-filled sac that surrounds the fetus

• The organ that connects the fetus to the mother's blood supply

• The structure that forms around the fertilised egg

• The structure that nourishes the egg before implantation

Which of the following stages starts the process of embryonic development?

• Fertilization

• implanation

• menstruation

• ovulation

When the cells of a zygote change during development to serve a specific function. For example, they become skin cells, nerve cells, etc.

• fertilization

• evolution

• differentiation

Tags

NGSS.HS-LS1-4

The attachment of the uterine by a blastocyst is called......

• implantation

• fertilization

• amniotic sac

• blastocyst

Which event occurs first?

• Fertilization of egg by sperm to form zygote in fallopian tube.

• Implantation of blastula into uterine lining.

• Gastrulation of gastrula to form germ layers.

• Cell differentiation to give rise to specialized cells.