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Help prevent backflow of blood. OBlood vessels O Lungs O Blood pressure O None of these answers are correct. O Valves

asked Nov 6, 2024

1 answer 122k views

Indicate whether the following statements are true or false. 1)CO₂ and O₂ are water-soluble 2)molecules that diffuse freely across cell membranes.

answered Oct 14, 2024

1 answer 10.6k views

According to Hobbs, what constitutes the best government? A) Direct democracy B) Autocracy C) Theocracy D) None of the above

asked Oct 5, 2024

1 answer 112k views

Which of the following sets of units is NOT in the order of increasing size? 1) μg < g < kg 2) mL < dL < L 3) ns < ms < s 4) cm < μm < km 5) μmol < mmol < mol

asked Sep 11, 2024

1 answer 46.7k views

Identify and explain when and why the cold war began between the united states and the soviet union?

answered Sep 8, 2024

1 answer 90.7k views

In the Batman-Superman fight, which character does Riesman believe is "winning" in recent years, and why? Please help me with this question? It’s due today 10/15/20.

answered Jul 12, 2024

1 answer 60.1k views

Consumers are eligible for the enrollment discount if their age on their plan effective date is

asked Jun 17, 2024

1 answer 215k views

How can a monopolist identify the profit-maximizing level of output if it knows its total revenue and total cost curves? a. By producing where marginal cost equals marginal revenue b. By producing where

asked Apr 8, 2024

1 answer 226k views

Calcium makes up ____ percent of the horse's bone structure. a) 50% b) 60% c) 70% d) 80%

asked Apr 5, 2024

1 answer 152k views

You are doing exercises on a nautilus machine in a gym to strengthen your deltoid (shoulder) muscles. your arms are raised vertically and can pivot around the shoulder joint, and you grasp the cable of

asked Mar 24, 2024

1 answer 171k views

What does the character say? A character's words can reveal whether he or she is polite or rude, shy or bold, caring or cruel. Dialogue can also reveal a character's relationships with other characters.

asked Mar 20, 2024

1 answer 123k views

Why does it make sence that the torment of the indigenous was an effect of the european invasion of the americas

answered Mar 15, 2024

1 answer 9.5k views

What changes in lung volumes are commonly observed in aging elderly patients? A) Increased lung compliance B) Increased vital capacity C) Decreased residual volume D) Decreased vital capacity

asked Mar 13, 2024

1 answer 111k views

1 Write down whether each type of data is discrete or continuous.

answered Mar 8, 2024

1 answer 213k views

Farah and Jackie are involved in an auto accident which injures Barry. The jury finds that Farah was 70 percent at fault and Jackie was 30 percent at fault, and that Barry suffered 100,000 in damages.

asked Feb 9, 2024

1 answer 35.3k views

The average height of 18 students is 105 cm. If 7 students are added then average height decrease by 5cm. Find the sum of height of all students

asked Jan 25, 2024

1 answer 123k views

Ansley went for a long hike and burned 452 calories in 2 1/4 hours. Bobbi decided to go for a jog and burned 1,045 calories in 3 1/2 hours. Who burned the most calories per hour

answered Dec 14, 2023

2 answers 205k views

Researchers test canine locomotion by measuring the ground reaction force (the vector sum of the normal force and the propulsion force) as dogs push down and backward with both rear legs. In one trial,

asked Nov 9, 2023

1 answer 23.2k views

Find the coordinates of the verticesof each figure after the given transformation

answered Aug 18, 2023

1 answer 210k views

What was the source of lasting conflict between the Powhatan and the Jamestown colonists?

asked May 25, 2023

1 answer 149k views

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