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mestny [16]
3 years ago
7

Birds have a _____-chambered heart. two three four

Biology
2 answers:
tester [92]3 years ago
8 0
Birds, just like humans, have a four-chambered heart.
kolezko [41]3 years ago
7 0

four. is the correct answer

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Amoebas use the process of ________ to take in food and other materials. <br> Fill in the blank.
alukav5142 [94]
The answer is phagocytosis.

<span>Phagocytosis is a process which amoeba uses to swallow up large fragments of matter, such as mineral particles, dead cells. These swallowed fragments form a phagosome. The phagosome fuses with a lysosome and forms a phagolysosome inside which enzymes break down those fragments.
Phagocytosis is a specific form of endocytosis.</span>
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Which of the following statements about the monomers and polymers found in living organisms is
hodyreva [135]

Answer: Option C is false.

Explanation:

Hydrolysis is the breakdown of compounds(polymers) into simpler substances(monomers) using water. Monomers on the other hand are joined together by a process called dehydration synthesis or polymerization, where the hydroxyl group of one monomer binds to the other, forming a covalent bond.

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Which base is normally used in the synthesis (making) of RNA but not in the synthesis (making) of DNA?
fiasKO [112]

The correct answer is uracil.

<span>Uracil is one of the pyrimidine nucleotide bases which is the component of nucleic acid-RNA. In RNA, uracil binds to adenine via two hydrogen bonds (complementary binding). Uracil is not found in DNA, it is replaced by thymine because it is thymine’s demethylated form.</span>
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2 years ago
Which one doesn't belong: a deep ocean trench, an island arc of volcanic islands, or a mid-ocean ridge? Explain your answer.
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A newly synthesized protein destined for secretion from a eukaryotic cell will generally:______.
ycow [4]

A newly synthesized protein destined for secretion from a eukaryotic cell will generally Rough ER - Golgi- transport vesicle - plasma membrane.

<h3>What is eukaryotic cell?</h3>
  • Eukaryotes are organisms having cells that contain a nuclear envelope around their nucleus.
  • They are a member of the Eukaryote class of organisms.
  • One of the three domains of life is the eukaryotic domain.
  • The other two are the bacterial and archaeal domains.
  • Organisms called eukaryotes have nuclei and membrane-bound organelles in their cells.
  • Eukaryotic creatures come in a great variety, including most algae, all animals, plants, fungus, and protists.
  • Eukaryotes are multicellular or unicellular organisms.
  • The primary distinction between these two categories of organisms is that eukaryotic cells have a membrane-bound nucleus while prokaryotic cells have not.
  • The nuclei of eukaryotes house their genetic material.

Learn more about eukaryotic cell here:

brainly.com/question/18093961

#SPJ4

3 0
1 year ago
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