Chemistry, 23.02.2021 04:10 kaciewelkerouwdfa
4. Many fresh-water one-celled organisms have structures called contractile vacuoles. These
structures collect and pump out excess water that accumulates in the cell. Name the process that
causes water to flow into these organisms.
Explain why contractile
vacuoles would be of little value to one-celled organisms living in the ocean (salt water).
Students, write your post
Answers: 2
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One of the cell membrane's functions is to protect the cell keep wastes in the cell create new cells keep light out of the cell
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Chemistry, 21.06.2019 16:50
What is the composition, in atom percent, of an alloy that consists of 4.5 wt% pb and 95.5 wt% sn? the atomic weights for pb and sn are 207.19 g/mol and 118.71 g/mol, respectively.(a) 2.6 at% pb and 97.4 at% sn(b) 7.6 at% pb and 92.4 at% sn(c)97.4 at% pb and 2.6 at% sn(d) 92.4 at% pb and 7.6 at% sn
Answers: 2
Chemistry, 22.06.2019 07:20
After watching the video "zinc strip in copper nitrate solution", and reading the instructions, click on the link labeled "start" just below the drawing of the pencil tip. follow the direction to complete the 3x3 grid. answer the below questions for the portion of the activity in which sn(s) is placed in agno3(aq)
Answers: 1
Chemistry, 22.06.2019 12:30
In france, grapes are 1.95 euros per kilogram. what is the cost of grapes, in dollars per pound, if the exchange rate is 1.14 dollars/euro? (2.6)
Answers: 3
4. Many fresh-water one-celled organisms have structures called contractile vacuoles. These
structu...
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