subject

Biology, 13.12.2019 23:31 amyrose90999

Which structure of the heart acts like an automatic door that closes once blood enters a chamber and forces it to exit in the proper direction.

a.
atria

b.
valves

c.
arteries

d.
ventricles

ansver

Answers: 1

Show answers

Another question on Biology

question

Biology, 22.06.2019 02:30

Which of these is most likely to happen if parallax measurements of star distances are taken after a gap of six months? the results would be accurate the results would be inconsistent the results would not be valid the results would not be repeated

Answers: 1

question

Biology, 22.06.2019 09:00

How does science influence the decisions made about social, economic, and political issues?

Answers: 1

question

Biology, 22.06.2019 11:00

In pea plants, yellow seed color (y) is dominant and green seed color (y) is recessive. based on the punnett squares, what are the chances that the offspring in the second generation will have green seeds?

Answers: 2

question

Biology, 22.06.2019 11:50

The basic types of tissue in the human body are

Answers: 2

You know the right answer?

Which structure of the heart acts like an automatic door that closes once blood enters a chamber and...

Questions

question

Mathematics, 04.03.2021 21:00

Jack plotted the graph below to show the relationship between the temperature of his city and the number of ice cream cones he sold daily: Main title...

question

Social Studies, 04.03.2021 21:00

Help I’ll mark you brain list please ...

question

History, 04.03.2021 21:00

How was food preserved for the trip? a. Food was always fresh found or caught fresh each day. b. Food was preserved by freeze drying large amounts eac...

question

Biology, 04.03.2021 21:00

Dead and decaying material provide energy to a...

question

Mathematics, 04.03.2021 21:00

A farm has two tanks, tank A and tank B, which are being filled with water at constant rates. Tank B already has 150 gallons of water by the time wate...

question

English, 04.03.2021 21:00

Im so cool that i can smoke infront of my parents and they would scold themselves B)...

question

English, 04.03.2021 21:00

2. "Monk didn't recognize trouble when it was staring him in the face." is an example of: O simile O metaphor O personification O a...

question

Mathematics, 04.03.2021 21:00

1 half × 3 over 5 = ???...

question

Mathematics, 04.03.2021 21:00

The manager of a local basketball arena wants to survey fans attending a game at the arena about other sports they enjoy....

question

Mathematics, 04.03.2021 21:00

everyone if you see a question from tottyv2 just report it, he's a child predator and we need to get him off of this app...

question

Mathematics, 04.03.2021 21:00

6. Windsor Company produces video games. It has determined that the following equations describe the supply and demand curves for the games. De...

question

Social Studies, 04.03.2021 21:00

Which statement describes a direct result of continued discrimination in the housing sector? A. An increasing number of people of color have bo...

question

Mathematics, 04.03.2021 21:00

Ryan keeps his loose change in a milk jug. The jug contains 15 pennies, 10 nickels, 35 dimes, and 20 quarters. If Ryan shakes out one coin, what is t...

question

Mathematics, 04.03.2021 21:00

Find the inverse of the one to one functionf (x) = -x^3 + 4f^-1(x) =

question

Social Studies, 04.03.2021 21:00

The Transcontinental Railroad The transcontinental railroad was built by the Central Pacific and Union Pacific Railroad Companies. Construction began...

question

Geography, 04.03.2021 21:00

Which event began the space race a)Yuri Gagarin went to space b)The United States established NASA c)The United States launched Explorer...

question

English, 04.03.2021 21:00

Pargraph on thoughts on 2020...

question

Chemistry, 04.03.2021 21:00

Near the end of both March and September, A. spring begins in both hemispheres.B. the sun's energy strikes everywhere on Earth with the same in...

question

English, 04.03.2021 21:00

"The Boy in the Striped Pajamas" is an example of which type of literature? Group of answer choices Fable Memoir...

question

Chemistry, 04.03.2021 21:00

Which of the following substances contains exactly 6.02 x 1023 formula units of the given compound?...

More questions: Biology Another questions

Questions on the website: 13722367