The characteristics of all organisms and viruses are determined by the instructions carried in nucleic acid.
Further Explanation:
Nucleic acid is an information molecule that plays an important role in the storage and transmission of hereditary information. They are polynucleotide that means it is composed of a long chain of molecules. It is composed of a series of nucleotides that are identical to each other. It is the primary component of the DNA (deoxyribonucleic acid) and RNA (ribonucleic acid). DNA is the double-stranded genetic material that is present in each living cell. RNA is a single-stranded genetic material that helps in many cellular activities such as protein synthesis.
DNA acts as a master blueprint for life. It is present inside all living organism both eukaryotes and prokaryotes. It is present in bacteria and most viruses. RNA is the genetic material that is present in the certain virus. The genetic material helps in determining the class or species of the organism.
Learn More:
1. Learn more about the treatment of eukaryotic cell with a drug brainly.com/question/10767798
2. Learn more about the proteins synthesis in a cell brainly.com/question/1420458
3. Learn more about exchange of gases by blood cells brainly.com/question/1213217
Answer Details:
Grade: High school
Subject: Biology
Chapter: Biological Macromolecule
Keywords:
Nucleic acid, information, molecule, storage, hereditary, nucleotide, deoxyribonucleic acid, ribonucleic acid, cellular, prokaryotes, eukaryotes.
The correct answer is controlled braking.
If someone suddenly pulls out in front of the person while driving, the natural reaction is to apply the brakes. Although, this is a good reaction if there is the adequate distance to stop and one applies the brakes accurately.
While in case of emergency stops, one should apply brakes in a way, which will maintain the vehicle in a straight line and permits one to turn if it becomes essential. For this, the person can use stab braking method of controlled braking.
In controlled braking, one applies the brakes as hard as one can without locking the wheels. There is a need to keep steering wheel movements very slight while attempting this. If one needs to make bigger steering amendments or if the wheels lock, release the brakes.
Adductor muscle: Any muscle that pulls a body part toward the midline.
Abductor muscle: Any muscle that pulls a body part away the midline
Left arm: Adduction
Right arm: Abduction
Left leg: Abduction
Right leg: Abduction
Coronal Plane: Cutting the body as a Frontal plane transects the frontal sternum in two halves
Transverse Plane: Cutting the body from the mid in the two equal halves from the horizontal axis
Midian Plane: It is the midline body.
6,480 years
4,860 years
1,620 years
100 percent
50 percent
25 percent
If a white horse and a black horse are bred together, what percentage of the offspring will be roan and express both colors in their hair?1 point)
100 percent
0 percent
25 percent
50 percent
The dominant traits are those that are expressed phenotypically, whereas recessive traits are masked by the dominant traits.
The dimples are the traits, which are expressed phenotypically.
Let the alleles for the heterozygous parent with dimples be Dd. The other parent not having dimples will have the genotype dd.
The combination between the Dd and dd will result in:
Dd, Dd - heterozygous combination of alleles
dd, dd - purebred for the alleles
Similarly, the genotype of the hair color of the horse is white and black .
The cross between the parental genotype will result in 100% heterozygous offspring with genotype
The result will be due to codominance, in which both the characters of the parent will be expressed in the offspring such that the horse will have black and white colors.
Therefore, the answers will be 50% and 100%.
To know more about the cross, refer to the following link:
Answer:
1) 50 percent
2) 50 percent
Explanation:
Answer:
synapses
Explanation:
Brain cells have the efficiency to talk to its nearby cells and thus send or receive pre informed signals across connections. This process of intra brain cell communication is called as synapses
As we grow our brain organizes the previously established synaptic pathways and shuts down less-active, inefficient synapses
Neurons (brain cells) preserve their most active connections with the nearby cells and thus lapse the remaining synapses
SIRP alpha protein (found on the surface of cells) helps in cementing the active synaptic connections between brain cells
We develop connections between brain cells through a process called synaptic plasticity and is the ability of the connections between neurons (brain cells) to change in strength and structure
Long-Term Potentiation (LTP): LTP is a process by which synaptic connections become stronger and more efficient over time. It occurs when a synapse is repeatedly and persistently stimulated, leading to an increase in the release of neurotransmitters and an enhancement of the postsynaptic neuron's responsiveness to those neurotransmitters. LTP is believed to be one of the cellular mechanisms underlying learning and memory.
Long-Term Depression (LTD): LTD is the opposite of LTP, where synaptic connections become weaker and less effective. It occurs when a synapse is weakly stimulated or not used for an extended period, resulting in a decrease in neurotransmitter release and a reduction in the postsynaptic neuron's responsiveness.
Learn more about synaptic plasticity at:
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b. False
This statement is true.
Chitin is a polysaccharide made up of N - acetylglucosamine .
Fungi cell walls are made of chitin. Chitin is also the major ingredient of the exoskeletons of crustaceans and arthropods. Spiders, beetles, butterflies, lobsters, shrimps and crabs all have chitin in their protective armor.
when intermixed with protein and other pigments, it forms different levels of hardness and a variety of distinct colors. Alone, chitin appears translucent and not hard. In arthropods, it is secreted by epidermal cells.