1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
m_a_m_a [10]
3 years ago
9

In which phylum do organs and organ systems first appear?

Biology
2 answers:
Klio2033 [76]3 years ago
5 0

Answer:

Platyhelminthes

Explanation:

Platyhelminthes, flatworms. this tissue covers the whole surface of the body. It is made up of cells closely packed and ranged in one or more layers.

vodomira [7]3 years ago
5 0

Answer: flatworms

Explanation:  Platyhelminthes, flatworms. this tissue covers the whole surface of the body. It is made up of cells closely packed and ranged in one or more layers.

You might be interested in
A 3 base section of mRNA. The ribosome reads 1 codon at a time; translation of a new protein always begins with _________, or Me
lukranit [14]

Answer:

The start codon is AUG

Explanation:

A three nucleotide sequence (represented with bases) of a DNA or a RNA which translates to a specific amino acid is referred to as codon. To begin the translation into a new protein, the first three nucleotide is always AUG (called the START codon) which is the codon for methionine.

NOTE: AUG is the initial of the bases; Adenine, Uracil and Guanine

7 0
3 years ago
What would happen if photosynthesis could no longer occur on the planet?
Tema [17]

we would all die becuase there would be no oxogen that plants produce and no carbon that we exhale.

6 0
3 years ago
Read 2 more answers
Suppose corinna undergoes a surgical procedure in which a catheter is inserted into her blocked artery and a balloon is inflated
Misha Larkins [42]
Balloon catherisation (angioplasty)
5 0
3 years ago
Read 2 more answers
Which are older the atoms in the body of an elderly person or those in the body of a baby?
sergeinik [125]
Search on google or google asl or yahoo ask
5 0
3 years ago
What is the Only Human Organ that can float in Water
Anton [14]

Answer: B. Lungs

Explanation:

The lungs are the only organ in the body that can float on water.

4 0
3 years ago
Other questions:
  • Why was an algae cell included along with the plant and animal cells?
    13·2 answers
  • Which type of blood vessel serves as a blood reservoir?
    11·1 answer
  • Why can a genetic mutation lead to a misfolded protein like collagen
    12·1 answer
  • In a flowering plant, gene "A" encodes an enzyme responsible for the presence of dots on the flowers’ petals. A1, A2, and A3are
    10·1 answer
  • This is an extinct member of the Homo genus known from Pleistocene specimens found in Europe and parts of western and central As
    13·1 answer
  • All monosaccharides have the same basic formula, which is
    5·1 answer
  • A thin-shelled crab can more readily move to escape a predator than can a thick-shelled crab, but it is more vulnerable to preda
    5·1 answer
  • The nucleic acid of a virus is made up of which of the following
    10·1 answer
  • Energy is conserved when thermal energy is transferred from your body to a coat.
    9·2 answers
  • The theory of plate tectonics states that Earth's plates are always in motion. What geological evidence supports this statement?
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!