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umka21 [38]
4 years ago
9

All matter is composed of tiny particles called

Biology
1 answer:
vredina [299]4 years ago
7 0
Are composed tiny particles called Atoms. Which are composed of neutrons, protons and electrons. 
Hope this is a successful answer!:)
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Emily and Zach are two students working in the lab to improve the stability and activity of the newly discovered transport prote
mezya [45]

Answer:

A mutation in the N-terminal region may alter protein stability  

Explanation:

Transport proteins are proteins capable of transporting substances through biological membranes. These proteins are located within cellular membranes where they form channels that allow the movement of substances between the internal and external sides of the membrane. The N-terminus is the first region in the protein that emerges from the ribosome during its synthesis. This region is usually composed of signal peptides consisting of about 30 amino acids required for protein delivery. Moreover, the N-terminal region is also important because it dictates protein degradation by peptidases. Consequently, mutations in the N-terminal region of transport proteins can alter the properties of these proteins, i.e., either by modifying protein stability or by altering protein signaling.

7 0
3 years ago
Which of the following is an example of a human disruption to the balance of nature?
Alex787 [66]
I think it may be conservation.
3 0
3 years ago
Does exocytosis require energy?
spin [16.1K]

Answer:

There are two types of vesicle transport, endocytosis and exocytosis (illustrated in the Figure below). Both processes are active transport processes, requiring energy. Illustration of the two types of vesicle transport, exocytosis and endocytosis.

Explanation:

So in a simple explanation yes they require energy:)

3 0
3 years ago
How does the anaphase stage differ in the two phases of meiosis?
Ronch [10]

The answer is c. Anaphase I separates homologous chromosomes and anaphase II separates sister chromatids into daughter cells.


Meiosis is a cell division which results in the reduction of chromosome number by half (from diploid to haploid) in daughter cells. It consists of meiosis I and meiosis II. 

In anaphase I, the sister chromatids separate from each other to the opposite sides of the cells. In meiosis I there are 46 chromosomes in duplicates which are present as pairs of sister chromatids. When comes to separation, homologous chromosomes separates only, but not sister chromatids. Homologous chromosomes are present only in meiosis I.

 In anaphase II, since the cell is haploid, there are 23 chromosomes in duplicates, which are present as sister chromatids. So, in this phase, sister chromatids are those who separates. 


4 0
3 years ago
Read 2 more answers
Bile salts break up _____ into small droplets
ASHA 777 [7]
Hello there.

Question: <span>Bile salts break up _____ into small droplets

Answer: It is fats.

Hope This Helps You!
Good Luck Studying ^-^</span>
5 0
3 years ago
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