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iren2701 [21]
3 years ago
12

Which answer accurately describes the difference between speed and velocity?

Biology
1 answer:
Pani-rosa [81]3 years ago
8 0
Velocity requires distance and speed
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A scientific question that can't be tested in an experiment
m_a_m_a [10]
See creation.com for 101 evidences for a young universe. The age of the earth is not a question that can be asked in the present. This is due to the fact that dating methods rely on a number of assumptions.
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3 years ago
In many mammals, a developing embryo is nourished through the ____, ____ is a connection with the mother. Later, a newborn takes
makvit [3.9K]

Answer:

In many mammals, a developing embryo is nourished through the placenta. ____ is a connection with the mother. Later, a newborn takes in food produced by the blood artilleries of the mother. Unlike a young mammal, an insect or amphibian undergoes metamorphosis which is a series of dramatic changes in body shape and form.

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3 years ago
Which of the following statements describes how the prokaryotic cell appear compared to the eukaryotic cells?
Gre4nikov [31]

Answer:

Prokaryotic cells have a cell wall, Eukaryotic cells do not. Eukaryotic cells are much larger an are in fact more complex then Prokaryotic cells. Eukaryotic cells have a true nucleus bound by a doubled membrane. Prokaryotic cells have no nucleus.

Explanation:

3 0
3 years ago
Based on your knowledge of reproduction in bryophytes and ferns, is the presence of flagellated sperm in cycads surprising? Why
Alisiya [41]

Answer:

The correct answer is - All plants share a similar life cycle

Explanation:

The sperms that the bryophytes are biflagellated whereas in ferns these are multi-flagellated that helps in the swimming to the archegonia or female part to perform the fertilization, due to the presence of water.

The sperms in cycads also have flagella for the same purpose of swimming in the pollen tube. The ferns and the bryophytes both require the same or similar life cycle that includes the flagella and water for the formation of the zygote.

7 0
3 years ago
How do leaves form? How are they attached to the plant?
sweet [91]
Xylem: cells that bring water and minerals from the roots into the leaf<span>. Phloem: cells that usually move sap, with dissolved sucrose(glucose to sucrose) produced by photosynthesis in the </span>leaf<span>, out of the </span>leaf<span>. A sheath of ground tissue made of lignin surrounding the vascular tissue. thats how leaves are made

</span>Some leaves<span> have a petiole, which attaches the </span>leaf<span> to the stem; </span>leaves<span> that </span>do<span> not have petioles are directly </span>attached to the plant<span> stem and are called sessile </span>leaves<span>. ... In an opposite </span>leaf<span> arrangement, two </span>leaves <span>connect at a node. In a whorled arrangement, three or more </span>leaves<span> connect at a node. thats how they  r attach </span>
8 0
4 years ago
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