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Schach [20]
3 years ago
9

Amphibians, birds, and mammals look the most similar as _____.

Biology
1 answer:
Gwar [14]3 years ago
6 0
Amphibians, birds, and mammals look the most similar as embryos.
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The best title for the graphic organizer shown above would be:
attashe74 [19]

Answer:

c. Mammal Reproduction

Explanation:

They're all types of mammals

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3 years ago
What procedures are at the core of scientific methodology
Brilliant_brown [7]

Answer:

Scientific Methodology involves the following procedures of

-observing and making enquires,

-formulating inferences and developing hypotheses,

-performing controlled experiments,

-gathering and evaluating data,

-and coming into conclusions.

7 0
3 years ago
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Which would best be described as abiotic?
AysviL [449]

Answer:

A. water in a stream

Explanation:

that is abiotic

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3 years ago
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Which of these organelles is absent in a prokaryotic cell?
Olin [163]

all membrane bound organelles are absent in prokaryotic cells. They only have a membrane, cytoplasm, DNA and ribosomes(and also some sort of a cytoskeleton that helps with division and cell shape)

Hope this helps

7 0
3 years ago
The β chain of adult hemoglobin is composed of 146 amino acids of a known sequence. in comparing the normal β chain with the β c
Kipish [7]

Out of the following given choices;

a.            Valine instead of glutamic acid in the sixth position

b.            Glutamic acid replacing valine in the first position

c.             Extensive amino acid substitutions

d.            Trinucleotide repeats

e.            Frameshift substitutions

The answer is A. this is caused by a mutation in the beta thalassemia genes on one of the 46 human chromosomes (chromosome #11) of the individual. The alpha subunit is normal in people with sickle cell disease. When sickle hemoglobin releases oxygen in the peripheral tissues, the molecules tend to stick together and form long chains or polymers. These rigid polymers distort the cell and cause it to bend out of shape from the normative disc shape.






8 0
3 years ago
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