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Wittaler [7]
3 years ago
15

Find density if mass equal 400lb volume 20

Biology
1 answer:
zubka84 [21]3 years ago
4 0

Answer:

just use the formula d=m/v and plug in the numbers to solve the equation

Explanation:

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About two thirds of the world’s human population survive primarily by eating one or more of three grain crops. what are these
atroni [7]
The three grains are rice, wheat, and corn

Rice is the main grain used in places such as Asia ans SEA, corn is mostly used in the Americas, while wheat is mostly found in European countries.
3 0
3 years ago
Mitotic cell divisions of a zygote lead to the formation of a fluid-filled ball of cells called a blastula.
Tom [10]

Answer:

True

Explanation:

The embryonic development of fertilized egg includes cleavage, blastulation, implantation, gastrulation and organogenesis.

Cleavage division divides the zygote into blastomeres. First cleavage division result in two blastomeres, second cleavage division results in a transient three cell stage. Third cleavage division forms 8 blastomere. These result in the formation of a sold ball of cells called morula. Morula is 16 cell stage and it descends towards the uterus in 4-6 days. As the morula enters the uterus, it gets a rich supply of nutrients. Trophoblast cells are formed which secrete a fluid into the interior creating a cavity called blastocoel. The inner cell mass now comes to lie on one side as embryonal knob. With the formation of blastocoel, morula is converted into blastula which is called blastocyst in mammals.

4 0
3 years ago
Which feature is found in eukaryotic cells but not in prokaryotic cells
Jlenok [28]

D. Prokaryots do not have any genetic material.

4 0
4 years ago
Read 2 more answers
10 differences between animal cells and plant cells
Oksana_A [137]

Answer:

Following are the difference to the given question:

Explanation:

  • Plant cells have a wall of a cell, while cells of animals wouldn't. Cell membranes offer plants support and shape.
  • Chloroplasts in plant cells do not occur, however, in animal cells. Chloroplasts allow plants can grow things via photosynthesizing.
  • Plant cells typically get a vacuole(s) that is one or even more big, whereas animal cells are vacuous, whether any.
  • Large vesicles assist shape the plant and enable food and water to be store for future use.
  • In animal cells, the storing function takes a smaller part and the vacuoles, therefore, are smaller.
  • A plant cell is square in its structural way and an animal cell is often spherical and irregular.
  • The cell of a plant has a vesicle in its big form which is significantly smaller than the plant cell, as well as the animal cell was the or more vacuoles. In general, a vacuole is a storage area for the cells to store water.
  • There is no chloroplast inside the animal cell. Chloroplast is a plant cell that produces photosynthesis from its food. The plants have a green color.
  • The nucleus is located throughout the cell of the plant on the other edge of the peripheral cytoplasm, while the nucleus is in the animal's core.
  • Plant cells store food of starch while animal cells store food of glucose.
  • The mitochondria in the plant are fewer and also have tube cristae, whereas the animal cells have grown in various.
3 0
3 years ago
Human sperm cells and egg cells are
Alenkasestr [34]

Answer:

They make a zygote.

Explanation:

When they come together it is the first step into making a Baby.

8 0
4 years ago
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