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strojnjashka [21]
3 years ago
5

Briefly describe how the human voice is produced​

Biology
1 answer:
galben [10]3 years ago
3 0
The vocal cords vibrate when air passes over them. This produces the sound of your voice.
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The Hawaiian state bird, the Nene, has an uncertain evolutionary history. It is thought that it has evolved from some other type
lana66690 [7]

Answer:

It will address the research question of what type of goose (species) does the Nene evolved from.

Explanation:

Genomics uses the whole set of an organisms DNA to study and understand its' function, structure, and evolution. Scientists will use the Nene's genome set to study its evolution,basically telling a story where it comes from.

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3 years ago
Amylase is an enzyme in saliva that catalyzes the digestion of starch. Based on the graph, what is the optimal pH for amylase?
CaHeK987 [17]
The answer is.. C 7

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6 0
2 years ago
Which of the following is not a macromolecule?
Sindrei [870]


The correct answer is a - Lipid

Lipids are not considered as macromolecules because unlike proteins, carbohydrates and nucleic acids which polymers, lipids are composed of a single unit made up a glycerol backbone to which two or three fatty acids are linked.

Lipids are not polymers made up of individual subunits called monomers. They contain only  one molecule and are not macromolecuels.

Examples of lipids include waxes, steroids, phospholipids and detergents. Lipids are generally hydrophobic and insoluble in water.



5 0
3 years ago
The pea aphid, a type of insect, contains light-capturing pigments in its exoskeleton. Scientists hypothesize the pea aphids gai
grigory [225]

The pea aphid isn't a true autotroph because it is unable to use the energy from sunlight.

<h3>What is a true autotroph?</h3>

A true autotroph is an organism that produces biomass by a chemical process called photosynthesis.

This type of autotroph generates biomass by means of photosynthetic cycles of production.

In conclusion, the pea aphid isn't a true autotroph because it is unable to use the energy from sunlight.

Learn more about true autotrophs here:

brainly.com/question/13185466

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4 0
2 years ago
Which of these is a characteristic of cancer cells?
horsena [70]
<span>E. All of these are correct

A normal, typical and functional cell undergoes cell cycle in normal fashion and eventually reaches apoptosis. Yet cancer cells fail to display just some of these characteristics.

</span><span>The cycle cycle; mitosis occurs more in your body since it changes, modifies and requires cell division at maximum rate in many useful situations with the stand to a particular system and organ. Mitosis and meiosis are simply cell division processes that occurs differently, they're characteristically divergent from each other according to their function and structure. Mitosis is the cell division that happens in all cells in the human body except sperm and egg cells. They produce diploid cells.</span>

3 0
3 years ago
Read 2 more answers
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