an unfertilized egg cell has 6 chromosomes. after fertilization, how many chromosomes should the zygote have?

Mr. Biggins believes that the universe has been and always will look and be structured the same throughout all time. He supports the principle. Big Bang Cosmoloical perfect cosmological

In the swallowing reflex the soft palate, larynx, and hyoid bone are raised. the epiglottis closes off the top of the trachea. the tongue presses against the uvula and soft palate. muscles pull the pharynx upward toward the food.

Which is the function of the valves within the heart and veins?

Worn away statues is it Mechanical or chemical

All is true about mechanical weathering

You have a yellow pea, but you do not know if it is heterozygous (Yy) or homozygous. When you perform a test cross to a green recessive pea (yy), you observe that half the offspring have yellow peas and half have green peas. What can you conclude? a.

Compare and contrast Uniformitism and Catatrophism

The study of nervous co-ordination of endocrine system is known as?

What is the name of the classification system that we still use today

Compare the roles of the phospholipid bilayer in passive and active transport.