subject

Biology, 13.10.2019 08:50 idontcare2003

The valve prevents backward flow of blood into the left ventricle.

ansver

Answers: 3

Show answers

Another question on Biology

question

Biology, 21.06.2019 17:00

Which of the following is true of photosynthesis? a)carbon dioxide is a reactant b)water is a product c)most reactions within this process are exothermic d)oxygen is a reactant

Answers: 2

question

Biology, 21.06.2019 21:00

If scientists are wrong about earth's age based on radioactive material and the decay rates are really much faster, how would nuclear power plants be affected?

Answers: 1

question

Biology, 22.06.2019 05:00

Penelope studies how the structure and function of the nervous system is related to behavior. she is a psychologist

Answers: 1

question

Biology, 22.06.2019 06:30

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.

Answers: 3

You know the right answer?

The valve prevents backward flow of blood into the left ventricle....

Questions

question

Mathematics, 19.12.2019 23:31

julie had 3 1/3 cups of flour. a brownie recipie called for 2/23 of flour. if julie wanted to male two batches of brownies how much additional flour w...

question

Physics, 19.12.2019 23:31

The radar system of a navy cruiser transmits at a wavelength of 1.4 cm, from a circular antenna with a diameter of 2.7 m. at a range of 7.8 km, what i...

question

Business, 19.12.2019 23:31

Rollins corporation’s target capital structure is 20 percent debt, 20 percent preferred stock, and 60 percent common equity. its bonds have a 12 perce...

question

Biology, 19.12.2019 23:31

What best describes the broca's area? a) broca's area is housed in the temporal and parietal lobes. b) broca's area houses person...

question

Social Studies, 19.12.2019 23:31

Helen was working with a team that was led by a competent manager, richa. richa created a work environment that allowed all members the leeway to voic...

question

Business, 19.12.2019 23:31

Scenario 2 (steven and dawn) steven (45) and dawn (46) are married, and they will file a joint return. during the year, they earned investment income...

question

Business, 19.12.2019 23:31

Sarah has a checking account at first bank. orrin steals one of her blank checks, writes a check for $250 to himself, and then forges sarah's signatur...

question

Physics, 19.12.2019 23:31

High-altitude mountain climbers do not eat snow, but always melt it first with a stove. to see why, calculate the energy absorbed from a climber's bod...

question

Business, 19.12.2019 23:31

During 2020, salt-n-pepa inc. became involved in a tax dispute with the irs. salt-n-pepa’s attorneys have indicated that they believe it is probable t...

question

Social Studies, 19.12.2019 23:31

Harry is a marketing manager with purge purification systems. he directs his subordinates about the data to be included in their daily and weekly repo...

question

Computers and Technology, 19.12.2019 23:31

The availability of trustworthy and decoding—technologies that make online use of credit and bank card numbers, addresses, social security numbers, a...

question

Social Studies, 19.12.2019 23:31

During a fire death, the victim's skull may be fractured. the investigator must do a careful examination to determine if the fracture is implosive or...

question

Business, 19.12.2019 23:31

Cook co. had the following balances at december 31, year 1: cash in checking account $350,000 cash in money-market account 250,000 u. s...

question

Business, 19.12.2019 23:31

During recessions, taxes tend to a. rise and thereby increase aggregate demand. b. rise and thereby decrease aggregate deman...

question

Computers and Technology, 19.12.2019 23:31

A. after this program is assembled and loaded, what binary pattern is stored in memory location x3005? b. which instruction (provide a memory...

question

Business, 19.12.2019 23:31

During the campus spring fling, the bumper car amusement attraction has a problem of cars becoming disabled and in need of repair. repair personnel ca...

question

English, 19.12.2019 23:31

Read the excerpts from samuel johnson’s preface to a dictionary of the english language. which statement best describes the use of the underlined word...

question

Business, 19.12.2019 23:31

Holding the non-price determinants of supply constant, a change in price would a. result in a movement along a stationary supply curve. ...

question

Social Studies, 19.12.2019 23:31

Having a "just cause" for employment-related action is necessary primarily for ensuring that: a. statutory law is not implemented. b. th...

question

Business, 19.12.2019 23:31

Herba life24 includes products developed for athletes in canada. herba life is a weight management and nutrition products company known for marketing...

More questions: Biology Another questions