Streams have a detecable current, while rivers do not

Which of the following statements are true about a nucleoid? (Choose all that apply) A nucleoid is found in both prokaryotic and eukaryotic cells. A nucleoid is a complex of DNA bound to proteins. A nucleoid is surrounded by a nuclear envelope.

What are insulators? DNA sequences that block the effect of enhancers in a position‑independent manner DNA sequences that block the effect of enhancers in an orientation‑dependent manner DNA sequences that block the effect of enhancers in a

The heart is enclosed in a double-walled sac called the

What are the first three steps of scientific inquiry are related.

During the sequencing of dna into a protein, what is the first step

Which statement best describes the relationship between activation energy and rate of reaction? O Increasing the activation energy can increase the rate of a reaction. O Reducing the activation energy can increase the rate of a reaction.

Definition: this is a haploid cell with half the reproductive information from the parent.

Does a cell use energy when molecules diffuse in or out of the cell? Why?

Below is a list of possible challenges. Check all errors that you mentioned in your answer. Traits other than beak type might affect natural selection. It could take many generations to observe adaptions to a population.

A farmer dug a well but did not find any water Which reasons most likely explain why the farmer did not find water? Check all that apply.