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Macromolecules

Macromolecules are large molecules made up of smaller molecules joined together. The four main groups are proteins, lipids, carbohydrates and nucleic acids. They are essentially for proper cellular functioning.

755 Questions

Sources of DNA that could be used in DNA forensic analysis?

Sources of DNA that can be used in DNA forensic analysis include blood, saliva, hair follicles, semen, skin cells, and bone fragments. These sources provide enough genetic material for analysis and can help in identifying individuals or solving crimes.

The combining of macromolecule subunits that results in the removal of water is?

The combining of macromolecule subunits that results in the removal of water is called dehydration synthesis. This process involves joining monomers together to form polymers by removing a water molecule.

What classes of biological macromolecules to which enzymes and starches belong?

Enzymes belong to the class of proteins, which are biological macromolecules. Starches belong to the class of carbohydrates, another type of biological macromolecule.

Which type of macromolecule contains high-energy bonds and is used for long-term energy storage?

Lipids contain high-energy bonds and are used for long-term energy storage in the form of fats and oils. They provide a concentrated source of energy when broken down in the body through processes like cellular respiration.

What are the 4 primary macromolecules used in animal cells?

The four primary macromolecules used in animal cells are carbohydrates (e.g. glucose), lipids (e.g. fats), proteins, and nucleic acids (e.g. DNA, RNA). These macromolecules play essential roles in various cellular functions, such as energy storage, structural support, enzymatic reactions, and genetic information storage.

The plasma membranes of all known cells are largely composed of what class of macromolecules?

The plasma membranes of cells are largely composed of lipids, specifically phospholipids. These phospholipids form a bilayer structure that provides a barrier for the cell, regulating the passage of molecules in and out of the cell.

What are the macromolecules found in rice?

Rice contains carbohydrates in the form of starch as its primary macromolecule. It also contains small amounts of proteins and fats. Additionally, rice is a good source of dietary fiber, vitamins, and minerals.

Which type of macromolecule is an informational molecule?

The informational molecule is DNA, which is a type of nucleic acid. DNA stores genetic information and serves as the instructions for building and maintaining an organism.

What macromolecule is the main component of a cell membrane?

Phospholipids are the main component of a cell membrane. They form a lipid bilayer, with hydrophobic tails facing inward and hydrophilic heads facing outward, providing structure and regulating the passage of molecules in and out of the cell.

What is the name of the organelle involved in the oxygen requiring process by which the energy in the macromolecules is stored in ATP?

The organelle is called mitochondria. It is responsible for cellular respiration, a process in which oxygen is used to convert macromolecules (such as glucose) into ATP, the main energy currency of the cell.

Which type of the four types of macromolecules contain units called monosacchrides?

Carbohydrates are the type of macromolecules that contain units called monosaccharides. Monosaccharides are simple sugars that serve as the building blocks for more complex carbohydrates.

If the DNA of the mother is A and the child is A pos what is the DNA of the father?

Given that the mother's DNA is A and the child is A positive, the father's DNA must also contain the A antigen. The father could be A positive, A negative, AB positive, or AB negative.

The molecular-clock model of evolutionary relationships is based on the assumption that changes in macromolecule sequences?

occur at a relatively constant rate over time, allowing researchers to estimate the divergence time between species based on the differences in their genetic sequences. This model helps in understanding the evolutionary history and relationships among different species by analyzing the genetic changes that have accumulated over time.

What Organic macromolecules are insoluble in water?

Lipids are organic macromolecules that are insoluble in water due to their hydrophobic nature. Lipids include fats, oils, waxes, and phospholipids. They play essential roles in energy storage, cell membrane structure, and insulation in organisms.

Is it DNA Copying or DNA Replication?

DNA copying and DNA replication are interchangeable terms that refer to the process of making an exact copy of a DNA molecule. During this process, the double-stranded DNA unwinds, and each strand serves as a template for the synthesis of a new complementary strand.

How does DNA from bacteria differ from DNA in humans?

Its the difference between DNA and RNA.

DNA = Deoxyribonucleic acid

RNA = Ribonucleic Acid.

Meaning they have different structures based on the different sugars.

And also the fact that DNA is double stranded (in the double helix form) and RNA is single stranded.

What DNA are possible sources of crime scene DNA?

ANY human-related skin- hair- bodily fluids - etc - etc - ANYTHING having to do with the human body.

And the use of DNA in identification was only added recently. Although almost EVERY person has their own DNA, identical twins share a DNA profile, however their fingerprints are unique.

How does the DNA of a chimp compare to the DNA of a human?

Chimps have one less chromosome than humans. that is why if we try to interbreed we could never create offspring...well only in rare cases... but our offspring would have down syndrome... or something of that extent.

What we can do with DNA?

DNA can be used for various purposes, such as genetic testing to determine ancestry or predisposition to certain diseases, genetic engineering to modify organisms for various applications, and forensic analysis to identify individuals in criminal investigations. Additionally, DNA is used in medical research to understand disease mechanisms and develop personalized treatments.

NOT a likely method of DNA replication as determined by the structure of DNA?

Strand displacement replication is not a likely method of DNA replication because it involves the formation of multiple replication forks which is not supported by the structure of DNA, which consists of two antiparallel strands.

How would you distinguish the biomolecules from other molecules. What is the criterion for classifying a biomolecule as micromolecule or macromolecule?

Biomolecules contain protoplasm which other molecules do not contain. Micromolecules are with low molecular weight e.g glucose, water. Macromolecules are with high molecular weight e.g starch, protein etc.

A catalyst is which type of a macromolecule?

A catalyst is typically a type of protein macromolecule. Proteins like enzymes act as catalysts in chemical reactions by speeding up the rate of reaction without being consumed themselves.

What is DNA DNA hybridition?

DNA-DNA hybridization is a technique used to compare the genetic similarity between two species or individuals by measuring the degree of hybridization (or binding) between their DNA strands. This method involves heating DNA from different sources to separate the double strands, then cooling them to allow complementary sequences to re-associate and form hybrids. The more similar the DNA sequences are between two samples, the more hybrids will form, allowing researchers to determine the genetic relatedness between them.

What is found in complex lipids and not simple lipids?

generally, smple lipids has alcohol group and fatty acid group. while complex contains ring chained carbons, CHO's, sphingosines ans others. they are may be classified as complex because they hav really complex structures than the simple ones. and they're function is more on cell biochemistry..

Of the four classes of biologically significant macromolecules the one that provide the main source of energy for most organisms are?

The class of biologically significant macromolecules that provides the main source of energy for most organisms is carbohydrates. Carbohydrates are broken down during cellular respiration to produce ATP, which is the main energy currency of cells.