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Elis [28]
3 years ago
14

1.Truong made a pitcher of lemonade for a picnic. Which action shows that lemonade is a liquid and not a solid or a gas?A.Thawin

g itB.Filling a spiral straw halfway with itC.Heating it up in the sunlightD.Squeezing lemons to make it.
Biology
1 answer:
gizmo_the_mogwai [7]3 years ago
4 0

Answer:

either c or d

Explanation:

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The atomic number of an element is the same as the number of _________ in each atom.
muminat
Neutrons plus protons
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3 years ago
The electric signal for a contraction passes rapidly from one heart muscle cell to the next by way of
malfutka [58]

Answer;

-Gap junctions

Explanation;

-Gap junctions are a specialized intercellular connection between a multitude of animal cell-types. they are organized collections of protein channels in cell membranes that allows ions and small molecules to pass between adjacent cells.

-Gap junctions allow the exchange of ions, second messengers, and small metabolites between adjacent cells and are formed by two unrelated protein families, the pannexins and connexins.

4 0
2 years ago
8. What trait is shared by frogs, humans, hares, caimans, and parrots
zavuch27 [327]

They are all tetrapoda.

Tetrapods are animals (group of vertebrates) with four limbs including amphibians (frogs), reptiles (caimans), birds (parrots) and mammals (hares, humans). Even though the subgroups within Tetrapods differ a lot, they all have various adaptations of the skeleton and muscles that enable them movement on land, adaptations of cranium (for head stability), tissues that reduce water loss (because of living outside the water)…Except amphibians all other tetrapoda are amniotes (have amnion layer around embryo)


7 0
3 years ago
In fruit flies, straight wings are dominant and curly wings are recessive. What will the generations look like? Assume that Mend
Hunter-Best [27]

Answer: There will be one homozygous straight wing, two heterozygous straight wings, and one homozygous curly wing.

Explanation: A true breeding pair means that both parents are heterozygous (Ww). Set up a Punnett square with two Ww parents. The offspring will be 1 WW (homozygous straight), 2 Ww (heterozygous straight), and 1 ww (homozygous curly).

3 0
3 years ago
Describe how culture has been involved with science
vfiekz [6]

Answer:

Culture help shaped the medical and lifestyle of a people living in the community. It also helped create machinery to lessen the work load of people. Science helps create changes and improves the life of the people living in the community. Science was able to help lower the death rate in nomadic times, they created medicine, introduce agriculture and more.

Explanation:

3 0
2 years ago
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