subject

Biology, 30.08.2019 19:30 yesharabaskoro

Which statement best describes the plasma membrane?
(a) it is freely permeable to all substances
(b) it is selectively permeable to certain substances
(c) it is nonpermeable to all substances
(d) more than 1 is correct

ansver

Answers: 1

Show answers

Another question on Biology

question

Biology, 21.06.2019 16:30

Wht happens as electrons in the electron transport chain release their energy

Answers: 3

question

Biology, 21.06.2019 19:00

2. if scientists identify an animal with bilateral symmetry and no segmentation, which phylum can it definitely not belong to? a. roundworms b. annelids c. mollusks d. flatworms

Answers: 1

question

Biology, 22.06.2019 02:00

Astudent is looking through a microscope at some cells of an onion root tip. many of these cells are undergoing division since the root tip grows quickly and requires more cells. which cell most recently underwent metaphase? w x y z

Answers: 1

question

Biology, 22.06.2019 04:00

What sentence best supports the statement that hormones are involved in the regulation of homeostasis? a. the hormone erythropoeitin increases the production of red blood cells when oxygen levels are low. b. the hormone oxytocin promotes labor contractions of the uterus during childbirth. c. the hormone melatonin induces sleep and its production is slowed by exposure to light. d. the hormone cortisol suppresses the immune system and is produced when the body is under stress.

Answers: 3

You know the right answer?

Which statement best describes the plasma membrane?
(a) it is freely permeable to all substa...

Questions

question

Mathematics, 13.05.2021 04:30

How many solutions does x-2y=8 & 2x=4y+16 have...

question

Chemistry, 13.05.2021 04:30

When calcium carbonate is heated strongly, carbon dioxide gas is released in the following equation: CaCO₃ ---> CO₂ + CaO. Write the balanced equat...

question

Social Studies, 13.05.2021 04:30

Meeting id: 419 257 7996 passcode: passcode i dont usally do this but if anyone else is bored heres a zoom ...

question

Mathematics, 13.05.2021 04:30

1. The mass of a box of chocolate is 290g, the box contains 7 identical chocolates. Moya eats 3 chocolates. The mass of the box is now 194g. Find the...

question

Mathematics, 13.05.2021 04:30

What is the amplitude and period of the function below? f(x)=-3 cos(2x+pi/4)...

question

Mathematics, 13.05.2021 04:30

Please help i need this to pass! ...

question

Chemistry, 13.05.2021 04:30

A student is investigating how natural rock formations known as balancing rocks occur. These rock formations often have one large rock that appears to...

question

English, 13.05.2021 04:30

Convention on the Prevention and Punishment of the Crime of Genocide In your opinion, should anything be added or taken out of the “Convention on the...

question

Mathematics, 13.05.2021 04:30

Mr. Sames purchased a television. The value of the television can be modeled by the function f(x) = 1500(0.92). What is the decay factor in this situa...

question

Mathematics, 13.05.2021 04:30

Practice: For the given central angle, determine the distance traveled along the unit circle from the point (1, 0) -133° a. 1.16 un...

question

Mathematics, 13.05.2021 04:30

Write a quadratic function that shows the height, in feet, of the rocket t seconds after it was launched. Remember the equation is in the form h(t) =...

question

Spanish, 13.05.2021 04:30

News program In groups of 4 or 5. prepare a news program. There will be a fashion section, weather section, sports section, and a travel sectio...

question

Mathematics, 13.05.2021 04:30

Given the formula found in part I, An=119⋅1.1n, estimate the number of people in the grocery store at 8 p. m. (Round your answer to the nearest whole...

question

English, 13.05.2021 04:30

I was honest reliable and work well on my own initiative as part of a team I pride myself on treating others with respect and carpeted well with colle...

question

History, 13.05.2021 04:30

Directions: Fill in the blanks. Amendment 5 Double jeopardy: cannot be charged with the same - crime twice Due Process: We must be...

question

Mathematics, 13.05.2021 04:40

Five names are put into a hat. The winner will receive one of two randomly selected prizes. The tree diagram represents all possible outcomes. What i...

question

Spanish, 13.05.2021 04:40

9. guia a. palato-alveolar b. palatal c. velar d. none of the above...

question

English, 13.05.2021 04:40

Goodnight my dear personas ...

question

Mathematics, 13.05.2021 04:40

A farmer brought 15 watermelons to a picnic. Each watermelon was cut into 6 slices. If each person ate only one slice, how many people had watermelon?...

question

Mathematics, 13.05.2021 04:40

What is the value of the larger intercept. Show your work

More questions: Biology Another questions

Questions on the website: 13722367