Nucleus

What will be an ideal response?


DNA cannot leave; includes chromin and nucleolus

Biology & Microbiology

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An underwater volcano has erupted, and as the lava cools a new island has formed. Which types of animal species are likely to be among the first to colonize the island? (Check all that apply)  

_____  annelids _____  bats _____  birds _____  insects _____  snails _____  snakes _____  tapirs _____  tortoises Clarify question: What is the key concept addressed by the question? What type of thinking is required? Gather Content: What do you already know about colonizing a new environment? What other information is related to the question?  Choose Answer:   Given what you now know, what information is most likely to produce the correct answer? Reflection on Process: Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?

Biology & Microbiology

Which statement concerning cell division and cancer is incorrect?

A) Normal cells are limited in how many times they can divide. B) Cancerous cells can become immortal. C) Oncogenes protect against cancer. D) Apoptosis can be used to kill cancerous cells in the body.

Biology & Microbiology

The small circles of DNA found in bacteria are called GENOMES.

a. true b. false

Biology & Microbiology

If A, B, and C are all required for growth, a strain that is mutant for the gene-encoding enzyme A would be able to grow on which of the following media?

A. minimal medium B. minimal medium supplemented with nutrient C only C. minimal medium supplemented with nutrient A only D. minimal medium supplemented with nutrients A and C E. minimal medium supplemented with nutrient B only

Biology & Microbiology