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bazaltina [42]
1 year ago
15

The diagram below shows an ornithiscian dinosaur, an ancient bird called archaeopteryx, and the modern day bird.

Biology
1 answer:
Hatshy [7]1 year ago
4 0

Answer: option A is the correct answer

Explanation:

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BabaBlast [244]

Answer:

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3 0
2 years ago
How oxygen produced??​
Liula [17]

Answer :

Plants take in carbon dioxide from the atmosphere, water from the soil and light energy from Sun.

Photosynthesis occurs.

Oxygen and energy are produced.

There are 21% of oxygen in the atmosphere.

3 0
3 years ago
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During the process of translation, mRNA is carried to the ribosome, where it is translated into polypeptides by _____
kotegsom [21]

C. tRNA

The ribosome binds to mRNA at a specific area. The ribosome starts matching tRNA anticondon sequences to the mRNA condom sequence. Each time a new tRNA comes into the ribsome, the amino acid that it was carrying gets added to the elongating polypeptide chain.

6 0
3 years ago
What is the difference between plant ecm and mammalian ecm?
Rudiy27
ECM is the extracellular matrix, or the set of extracellular molecules secreted by cells with the purpose to support surrounding cells. In plants the cell wall is the ECM and in mammals ECM can be in the form of fibrils and may constitute a significant portion of the bulk of the organism and it also referred as connective tissue. 
3 0
2 years ago
What is the main difference between exocrine and endocrine glands?
nignag [31]
<span>The correct answer is a. Exocrine glands secrete substances through a duct; endocrine glands release substances into the blood.</span>
For example, exocrine glands are sweat, salivary, mammary, lacrimal glands… Endocrine glands excrete hormones. Examples of this type of glands are the pineal gland, pituitary gland, thyroid gland, parathyroid gland, pancreas, ovaries, testes, hypothalamus and adrenal glands.    

<span> </span>

6 0
3 years ago
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