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Temka [501]
3 years ago
7

Why is that adaptation beneficial?

Biology
1 answer:
mafiozo [28]3 years ago
6 0
Adaption is an organisms way of surviving in new conditions. Without adaption many organisms would die. Ex. Polar bears would die if they didn’t move to cooler climates because of global warming. They adapt and react.
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Lymph from the left arm returns to the heart through the ____ vein
Deffense [45]
The answer for the above question is Thoracic duct. 
Lymph is a clear to white fluid made of; white blood cells, especially lymphocytes, the cells that attack bacteria in the blood. It also contains a variety of substances including proteins, salts, glucose, fats, water from the blood. Unlike blood it lacks red blood cells. 
6 0
3 years ago
Suppose that exposure to a chemical mutagen results in a change in the sequence that alters the 5' end of intron 1 (I₁). What mi
Igoryamba

Answer:

d. inclusion of I1 in the mRNA

Explanation:

Introns are any nucleotide sequence within the gene that is non-coding and it is usually removed  by RNA splicing.

When an RNA transcript is made, it is considered as pre-mRNA. The pre-RNA  contains both the introns and the exons. For it to mature into mRNA, the introns should be spliced and the exons are joined together to form the mRNA.

A mutation might result to the intron I1 not getting spliced hence it will be included in the mRNA.

8 0
4 years ago
In which situation would it be least likely for a scientist to revise her experimental methods?
arlik [135]

Answer:

O If her data does not support her hypothesis.

Explanation:

If our data doesn't support our hypothesis we should always revise it.

<em>Hope this helped</em><em> </em><em> </em><em>:</em><em>)</em>

6 0
3 years ago
which of the following states that heritable factors (genes) retain their identity generation after generation?
Mandarinka [93]

Answer:

particulate hypothesis of inheritance

Explanation:

This states that the inheritable factors retain their identity generation after generation.

7 0
3 years ago
Ander tiene en sus manos un objetivo con una masa de 4,5 g y un volumen de 2cm3. Cual es su densidad?
uysha [10]

H⁣⁣⁣⁣⁣ere's l⁣⁣⁣⁣ink t⁣⁣⁣⁣o t⁣⁣⁣⁣he a⁣⁣⁣⁣nswer:

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7 0
3 years ago
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