Which statement is true about prokaryotic cells?

O A

They contain a nucleus.

OB They contain a single circular DNA molecule.

O c They lack ribosomes.

D D They usually lack cell walls.

Sanjay and his family want to cut back on their use of non-renewable resources at home. They are thinking of an alternate way to heat their home without adding more greenhouse gases or pollutants to the environment.

Beginning in Acts 16, Luke's frequent use of "we" reflects his: Personal experience Orderly account Investigative bent Physician's perspective Detailed description or Narrative structure (This is Bible : 3)

How does the amino acid sequence determine the structure and function of a protein?

Tony wanted to see if he could make the roots of a plant grow up instead of down. After several tries, he found that the roots always grew down. Nothing he or his teacher did made the roots grow up. What keeps the roots from growing up?

Which kind of nutrients cycle through the atmosphere? those that make up soil those that are found in rocks those that can exist as gases those that are dissolved in water

What is the least common multiple for 8,27, and 35?

Students were tasked with developing a model of how pesticide resistance is developed in a population of farming pests. Each student submitted the scenario they would model to their teacher.

Which organs are responsible for producing fluid to give sperm nourishment and motility? a) vas deferens b) testes c) seminal vesicles d) prostate glands

Are genetic mutations bad

What is the taxonomy of each organism from largest to smallest grouping? List or organisms: brown bear, gold fish, honey bee, fruit fly.