Which of the following is true of eukaryotes but not of prokaryotes?

a. they do not have membrane-bound organelles

b. they must contain a nucleus

c. they are always single-celled

d. they must be multicellular

How do the differences between rough er affect their functions

Which of the following represents mutualism?

The ability to reproduce results is an important part of any science experiment. Identify the words that best describe this statement? TO) Inference B) Obsevation C) Replication D) Hypothosize

How are a carrot, an amobea, and a mandrill alike?

No machine can achieve 100% efficiency in terms of work output. In any mechanical system, what is considered the most common cause for some of the work being turned into thermal energy?

Snakes and worms have no legs and share a similar tube-like body structure. Describe how you could determine how closely related these two types of organisms are.

Which domain (s) include species whose cells have cell walls? A. Archaea B. Bacteria C. Archaea and Bacteria D. Archaea, Bacteria, and Eukarya

In birds, sex is determined by a ZW chromosome scheme. Males are ZZ and females are ZW. A recessive lethal allele that causes death of the embryo is sometimes present on the Z chromosome in pigeons.

Oxidative phosphorylation is the third step in cellular respiration. It is composed of two smaller steps (electron transport chain and chemiosmosis). What molecules are donating their energy to power the proteins in the ETC?

Wow was important for Mandel to study a large sample of pea plants