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USPshnik [31]
3 years ago
10

Structure describes the alpha-helices and beta-sheets that are formed by hydrogen bonding between backbone atoms located near ea

ch other in the polypeptide chain.
Biology
1 answer:
elena-s [515]3 years ago
8 0
Secondary structure of a protein
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If changes in a genes' DNA sequence can change proteins, which of the following statements is false?
ale4655 [162]

Answer:

The false statement is  

D. Genetic disorders cannot be caused by changes in just one individual gene.

Explanation:

Genetic disorders are caused by changes in DNA sequence due to mutation which will result in protein alteration which causes different disorders

Not only in gene, a change in single nucleotide or deletion of single nucleotide in the DNA sequence can cause a genetic disorder.  

4 0
3 years ago
A seamount is evidence of which type of plate boundary?
Alona [7]
I believe the correct answer from the choices listed above is the first option. A seamount is evidence of a convergent type of plate boundary. It<span> is an actively deforming region where two (or more) tectonic plates or fragments of the lithosphere move toward one another and collide.</span>
8 0
3 years ago
How has population growth led to overpopulation and over-
klio [65]

Answer:

If we fail to bring population growth and over-consumption under control — the number of people on Earth is expected to grow from 6.5 billion today to 9 billion by the second half of the 21st century — then we will inhabit a planet where life becomes increasingly untenable because of two looming crises: global heating, and the degradation of the natural systems on which we all depend.

Explanation: hope this helps

8 0
3 years ago
How much energy is needed to heat enough water to make s cup of tea (250 mL), if the water is initially at 20.0 degrees Celsius
vredina [299]
To solve this question you need to know the specific heat of the object, which is water. The specific heat of water is 1 calorie/gram °C = 4.2<span>joule/gram °C. The energy needed would be:

Q= c*</span>m*ΔT
Q= 1 calorie/gram °C * 250 g * (85-25°C )
Q= 15000 calorie= 63000J
4 0
4 years ago
Read 2 more answers
Which of the following statements is NOT part of the cell therory
Andrej [43]

Answer:

it is accepted that cells contain DNA in chromosomes and RNA in the nucleus and cytoplasm, but only in the modern cell theory. the classical cell theory does not include this. but using either classical or modern theory, it is false that all cells have DNA surrounded by a nucleus.

Explanation:

Hope this helps.

4 0
3 years ago
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