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Biology

Peyton Lutz

A heterotroph is an organism that

A. is a carnivore.

B. makes its own food.

C. eats only other species.

D. gets food from outside itself

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Biology

Adriel Lloyd

You are treating a 13 year old female who has a broken stick impaled in her forearm

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Biology

Annabel

6)

Mitosis results in

A) two unique daughter cells.

B) four unique daughter cells.

C) two identical daughter cells.

D) four identical daughter cells.

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Biology

Haiden Ramsey

The nurse is catheterizing a client who cannot void after a normal birth 8 hours ago. the nurse begins the catheterization process, and the client states, "i forgot to tell the nurse i get hives to betadine." the nurse should take which steps in order of priority from first to last? all options must be used.

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Biology

Janiya Drake

Which group of organic compounds can speed up the breakdown of other organic compounds

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Biology

Kaila

Uv waves and gamma waves can cause dna mutations that result in various forms of cancers. explain why using the terminology found within the passage. give one example of the damage caused by one of these waves.

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Biology

Erik

You go for a run and breathe heavily for an extended amount of time. How is this affecting your pH levels?

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Biology

Kamila Jackson

Compared with normal hemoglobin, the hemoglobin of a person with sickle cell disease a. is longer. b. is shorter. c. has a different sequence of amino acids. d. is sickle-shaped. e. has the same sequence of amino acids.

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Biology

Lauryn Steele

If a white dwarf in a binary star pair is accreting mass and it exceeds the 1.4MSun limit, it will:

Turn into a Neutron Star

Turn into a Black Hole

Turn into a Main Sequence star.

Explode

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Biology

Juliet Blair

A scientist is investigating mutations. She observes a mutation where one or more nucleotides are inserted into a sequence of DNA. The scientist claims that this insertion mutation will affect genetic variability. Is the scientist correct? Why or why not?

A

Her claim is incorrect because inserted nucleotides are not translated along with the original DNA sequence.

B

Her claim is correct because changing the DNA sequence will alter the amino acid sequence that codes for traits.

C

Her claim is incorrect because adding more nucleotides in a DNA sequence does not alter the coding of proteins.

D

Her claim is correct because lengthening the DNA sequence will keep genetic information stable during meiosis.

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Biology

Caitlin

Which type of gene is most likely to be widely expressed in the body of someone who has a superficial scrape?

the gene that controls the production of stem cells

the gene that controls the production of skin cells

the gene that controls the production of red blood cells

the gene that controls the production of cardiac cells

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Biology

Shadow

Which of the answer choices is an example of stabilizing selection?

1. decrease in the number of birds with intermediate-sized beaks

2. who are unable to eat large or small seeds

3. breeding dogs from wolves selection for average

4. birth weight in humans antibiotic resistance in bacteria

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Biology

Paityn Solomon

What does the fossil of a mesoaur look like

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Biology

Sloane Bennett

Which of the following statements correctly describes what happens to the diaphragm during an inhalation, when the lungs inflate?

A. The diaphragm contracts and flattens.

B. The diaphragm expands.

C. The diaphragm only moves during exhale.

D. The diaphragm returns to its resting state.

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Biology

Leslie

Plants have specialized structures that perform their necessary life functions. What function is performed by the xylem? a. food transport c. water transport b. heat production d. waste transport

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