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abruzzese [7]
3 years ago
10

True or false: influenza a virus changes over time due to mutations

Biology
1 answer:
Y_Kistochka [10]3 years ago
3 0
The statement that influenza is a virus that changes over time due to mutations is TRUE.
Because of the mutation changes during time the influenza virus constantly adapts to the changes in the environment.
The virus can mutate it two ways: Antigenic Drift (gradual mutations in the genes) and Antigenic Shift (a sudden change in the surface of the virus).
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7 0
3 years ago
How much energy is available at the secondary level?
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<h3>Answer: <u><em>Hope this helps </em></u></h3><h3><u><em /></u></h3><h3>Explanation: </h3><h3><u><em>This pattern of energy transfer continues with each successive level of the pyramid. Secondary consumers receive 10% of the energy available at the primary consumer level (1% of the original energy). Tertiary consumers receive 10% of the energy available at the secondary level (0.1% of the original energy).</em></u></h3><h3><u><em /></u></h3>
7 0
3 years ago
The transport tubes from food came down the plant are called?
slega [8]

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3 0
4 years ago
What is the climate like in the Yellowstone forest?​
Dominik [7]

Answer:

maybe it helps

Explanation:

Daytime temperatures are often around 70°F (25°C) and occasionally 80°F (30°C) at lower elevations. Nights are usually cool and temperatures may drop below freezing at higher elevations.

4 0
3 years ago
Which consist of sperm cells and egg cells?gametes tetrads diploids chromosomes
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<span>The correct answer is ‘gametes’. Gametes are sex cells: male gametes are sperm cells and female gametes are egg cells. Gametes each contain one set of chromosomes, and when fertilisation occurs, they form a diploid cell.</span>
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4 years ago
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