Biology » Page 41

Biology

Christine Brandt

DNA was discovered in:

1953

1962

1968

other

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Biology

Danica

What carries electrical messages from the brain to the heart

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Biology

Isai Le

Which of the following attributes of oxygenated blood makes functional MRI (fMRI) possible? A. It can be seen using x-rays. B. Active areas of the brain take up more oxygenated blood than they need for their energy requirements. C. Active areas of the brain take up less oxygenated blood than they need for their energy requirements. D. It can be labeled with radioactive fluorodeoxyglucose (FDG).

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Biology

Finley Spears

How long will it take to get out our universe?

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Biology

Edwin Shelton

If the temperature of the body rises above 37°C (about 99°F), negative feedback is triggered to

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Biology

Guest

A person with a body mass index of 26.5 is classified as

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Biology

Alexis Krause

When electrons flow along the electron transport chains of mitochondria, which statement is true

A) electrons from nadh get directly transferred to Cyt c

B) nad + and fad are regenerated

C) energy from atp hydrolysis is harvested for electron transport

D) the cytochromes phosphorylate adp to form atp

E) substrate level phosphorylation regulates ATP synthesis

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Biology

Dixie Hoover

If you double the concentration of a non diffusible solute that is on one side of a membrane the osmotic pressure will

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Biology

Azkaban

Which of the following structures are accessory structures of the digestive system?

mouth and stomach

esophagus and rectum

pancreas and liver

pharynx and gall bladder

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Biology

Mylie Miranda

which best describe the structure of DNAa sugar phosphate backbone with base on the inside be primidone backbones with purines on the inside sea bass backbones with sugars on the inside and

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Biology

Pepsi

How is a compound similar to a homogeneous mixture? How is it different

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Biology

Evangeline Leon

Both klebsiella pneumoniae and streptococcus pneumoniae avoid phagocytosis by releasing a-b toxins that kill leukocytes.

a. True

b. False

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Biology

Tomcat

How does a virus cause disease?

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Biology

Marely Curry

Excretion of wastes is important to maintaining homeostasis. which three are involved in the excretion of wastes in humans?

A. Urinary, skeletal, reproductive

B. Circulatory, integumentary, Muscular

C. Digestive, respiratory, urinary

d. nervous, endocrine, immune

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Biology

Cyrus Swanson

How can we predict which elements are stable under natural conditions and which elements tend to undergo chemical reactions

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