4. A biologist observed an organisr

conclude that the cell was prokaryo

A. It was large with a cell wall, unl

B. It had a cell wall and nucleus, u

C. It was very small with a nucleus

D. It had flagella and lacked a nuc

What would happen to an organism if its heart cells stopped working properly?

A heterozygous y'all yellow plant is crossed with a homozygous short green. What will be the genotypes and phenotypes, and probabilities of the first generation?

Most scientists consider the Human Genome Project (HGP) to be the most significant scientific project of the 21st century. From the list below, choose the statements that describe the key findings of the Human Genome Project. a.

What is the main source of carbon in an ecosystem?

Using what you have learned about carbon bonds and energy in this lesson what can you say about the amount of carbon bonds in this food component compared to the amount of carbon bonds in the other two food components? Why?

How do scientists obtain knowledge about the world? Check all that apply.

What would the temperature of the surface be if the Earth did not have an atmosphere?

How would the lack of water affect cellular respiration?

Different types of normal tissues in the human body have different mitotic indices. From the following list, which normal tissues would you expect to have the highest mitotic index: muscle, skin, kidney, or lung? Explain your answer.

A group of scientists decided to post their research results on the Internet instead of publishing in a scientific journal. What part of the scientific process have they skipped and why does it matter?