The cuticle, composed of cutin, constitutes a vital defense mechanism in plants, repelling water and providing protection from biotic and abiotic stress factors.
The protective waxy covering that shields plants from insects, bacteria, and fungi is known as the cuticle. This cuticle is made up of a substance called cutin, which effectively minimizes water loss through transpiration. The leaf's cuticle functions to reduce the rate of water loss from the plant surface. In addition to this waxy layer, some plant leaves have small hairs called trichomes that contribute further to defense by restricting insect movement and storing substances that are toxic or unpalatable to herbivores.
Plants employ this first line of defense to maintain an intact and impenetrable barrier, often enhanced by multiple layers of the epidermis in extreme environmental conditions. This way, the cuticle and bark work together to protect plants against various pathogens and environmental stressors, ensuring their survival and health.
What are the two major misuses of resources geographers observe?
Select which of the following statements are true about ions:
Two positively charged particles attract each other
A positively charged particle and a negatively charged particle attract each other
A positively charged particle and a negatively charged particle repel each other
Two negatively charged particles attract each other
Answer:
Charges of opposite sign attract one another
Charges of the same sign repel each other
so statement A positively charged particle and a negatively charged particle attract each other ,and Two negatively charged particles attract each other is the correct answer.
Explanation:
Hope it will help if not I only can say sorry
In what form does the human body store excess sugar? In what form do plants store excess sugar?
I AM SO CONFUSED...HELP?
The human body stores excess sugar as glycogen, mostly in the liver and muscles. On the other hand, plants retain their excess sugars as starch in specific organs like tubers or bulbs.
Explanation:The human body and plants have a unique way of managing excess sugar, which is useful for future energy needs. In humans, the body stores excess sugar in the form of glycogen.
This process occurs within the liver and muscles. Conversely, in plants, sugar is stored as starch.
This starch is often held within special organs like tubers or bulbs and can be converted back into sugar when the plant needs energy.
Learn more about Sugar here:https://brainly.com/question/32897954
#SPJ6
What are the two fundamental roles of dna?
a. to carry out the genetic instructions for protein synthesis, and replicate itself before cell division.
b. to carry out the orders for protein synthesis issued by rna, and to control genetic expression by shutting down genes or altering their expression.
c. to carry out and direct instructions for protein synthesis.
d. to direct protein synthesis, and replicate itself before cell division?
In terms of biological function or process, what do the solid arrows shown in Model 2A represent?
Solid arrows in the models typically represent direct interactions or processes such as regulatory activations, substrate binding, electron movement, and carbon fluxes in biological systems. They indicate the direction of process flow and are used to depict regulatory networks, biochemical reactions, and synthetic pathways.
In terms of biological function or process, the solid arrows shown in different models represent various types of interactions and processes. Direct interactions such as regulatory steps, substrate binding, or energy changes are examples of these functions. The solid arrows often indicate the direction of process flow, such as activation in regulatory networks, electron movement in biochemical reactions, substrate or ion transport across a membrane, natural carbon fluxes in ecosystems, or direction of chemical and biological pathways for synthesizing macronutrients. Positive interactions or activations are typically indicated by an arrow pointing from the activator to the target, as seen in signal transduction pathways.
A patient with ___________ may appear to be in respiratory arrest, even though he or she is breathing.
a. a massive stroke
b. vomitus in the mouth
c. hypothermia
d. severe blood loss
The fully folded structure of a functional protein composed of a single polypeptide chain is referred to as the _____ structure.
How many calories are provided by a food that contains 20 grams of carbohydrate, 8 grams protein, and 5 grams of fat?
a. 232
b. 378
c. 157
d. 258
e. 558?
Calories are used in defining the unit of the food that gives energy to the body. Food containing 8 grams of protein, 20 grams of carbohydrate, and 5 grams of fat provides 157 Calories. Thus, option c is correct.
What are calories?Calories are defined as the energy provided by the various molecules for the food that needs to be maintained so as not to get obese or underweight. Food containing carbohydrates, fats, and proteins is used to evaluate the calories.
The calories for the food containing this organic molecule are calculated as:
C= 4 carbohydrates + 9 fats + 4 proteins
Given,
Carbohydrate = 20 gm
Fats = 5 grams
Proteins = 8 grams
Substituting the values above as:
Calories = (20) × 4 + (5) × 9 + 4 × (8)
= 80 + 45 + 32
= 157 calories
Therefore, option c. 157 calories are present in the given food.
Learn more about calories, here:
https://brainly.com/question/14556675
#SPJ2
You have a column made of nickel-agarose matrix. your protein must have ________ to use this column for affinity chromatography.
PLz help me with this question!!!!!
Answer:
asexual reproduction
Explanation:
it starts off with a single nucleus and ends up with 2, there is no obvious chromosomes or spindle fibres to suggest meiosis or mitosis
Sensory impulses from the lungs are carried to the respiratory center by the
Which is true about all unicellular and multicellular organisms?
•They are made of one cell
• They reproduce
• They cause infections
• They are made of multiple cells
Answer:
they both reproduce
Explanation:
Unicellular organisms are made up of only one cell that carries out all of the functions needed by the organism, while multicellular organisms use many different cells to function. ... Multicellular organisms are composed of more than one cell, with groups of cells differentiating to take on specialized functions.
What type of digestion is used to break down small food particles by enzyme action?
Why do we need to center the field of view on low power first?
Tranquilizers like xanax work to diminish anxiety symptoms by stimulating the receptor sites for __________, thereby driving down neuronal activity at those sites.
One way of tranquilizers to diminish anxiety symptoms is by having to stimulate the receptor sites for the GABA or also known as the gamma amino butyric acid. By stimulating this, it will allow the neuronal activity to drive down.
The odor from a hospitalized client's draining wound permeates the room and is very overwhelming and distracting to the client and the staff. what intervention would be most helpful?
A patient with a right lower leg fracture will be discharged home with an external fixation device in place. which information will the nurse teach? science forum
Marfan's syndrome is a disease associated with faulty manufacture of the extracellular protein fibrillin. since this is a component of elastic fibers, in which of the numbered cells would the damaged gene be expressed?
The myocardium is thickest in the ________ ventricle because it must work the hardest to pump blood to the entire body.
The myocardium is thickest in the left ventricle as this part of the heart must pump blood to the majority of the body, requiring a thicker muscular wall due to the exerted pressure.
Explanation:The myocardium is thickest in the left ventricle because it must work the hardest to pump blood to the entire body. The myocardium is the muscular wall of the heart, and it contracts to push blood out of the heart. The left ventricle has to pump blood to all parts of the body, except the lungs, exerting more pressure and needing a thicker myocardium as a result.
Learn more about Myocardium and Left Ventricle here:https://brainly.com/question/32277447
#SPJ6
In preparing a slide what step ensures that the cells adhere to the slide?
Dr. mitchell is a scientist studying heredity. she wants to isolate the basic unit for the transmission of heredity, which is a(n) _____.
The answer in the space provided is gene which is a unit of hereditary, this is being transferred or it is having to be passed down by parents to their child in which will contribute to the child’s characteristics and even behaviors.
Which layer of soil is least likely to be penetrated by plant roots? a. O (organic matter) b. A (topsoil) c. B (subsoil) d. C (parent rock)
Answer: d. C (parent rock)
Soil horizons are the layers lying parallel to the surface or subsurface layers of soil. These horizons are formed in the process of soil horizon. These sequence of soil horizons is collectively called as soil profile.
The layer or soil horizon, which is least likely to be penetrated by plant roots is C horizon. The C horizon is a layer of soil, which consists of huge aggregates of parent rocks, which are unweathered or partially weathered, lying deep in the bottom of the soil profile. It does not contain organic matter. Also, the texture of the soil is not fine, instead hard rocks are present. Therefore, this layer of soil cannot be penetrated by plant roots.
A _______ describes the location of a cell based on its column and row location.
In giraffes, long necks (n), long legs (l), dark spots (d), and the ability to digest maize (m) are all dominant traits. what possible genotype could a long-necked, short-legged, light-spotted, maize-digesting giraffe have?
The base triplet is transcribed as a ____________ on a molecule of mrna
N the six steps of the classic scientific method created by galileo and bacon the 5th step is
How might it benefit an organism to have the nucleus near the centre of its cells?
Answer:
For protection and better control.
Explanation:
First of all, if the nucleus was located in the periphery it would be easier for physical damage to reach it, but also for viruses or so, even with the use of vectors. Then, being in the center makes it equally easier to send signals, orders or RNA to each part of the cell.
the ________ extends through the hindbrain, midbrain, and forebrain
The structure that is common to hindbrain, midbrain and forebrain is reticular formation.
Further Explanation:
The spinal cord and brain are two major parts of the central nervous system. Nerve cells that are soft and spongy make up the brain. The brain is divided into three major parts:
• Hindbrain
• Midbrain
• Forebrain
In the brain, brain stem, cerebrum, and cerebellum are also present. The link between the brain and spinal cord is made up of the brain stem. In the brain stem, reticular formation is present. It is nothing but a group nuclei present inside the brain stem. They are extending throughout the midbrain, hindbrain, and forebrain. It mainly plays a significant role in arousal and consciousness. The tegmentum of the brain stem contains a complex network of interconnected circuits of neurons, which is associated with the reticular formation.
Learn more:
Learn more about the effects of alcohol on brainhttps://brainly.com/question/2034996Learn more about alcohol is an antidepressant drughttps://brainly.com/question/4541397Learn more about the effect of alcohol on body weighthttps://brainly.com/question/826810Answer Details:
Grade: High School
Subject: Biology
Chapter: Central Nervous System
Keywords: Brain, brain stem, spinal cord, cerebellum, forebrain, hindbrain, midbrain, reticular formation, inside, neurons, nuclei, spongy, soft, nerve cell.
Which lobe or cortex is farthest from the cerebellum?
a. frontal
b. parietal
c. occipital
d. temporal?
Final answer:
The frontal lobe, located at the front of the brain, is the cerebral cortex furthest from the cerebellum.
Explanation:
To determine which lobe or cortex is farthest from the cerebellum, it is important to understand the location of each lobe of the cerebral cortex. The cerebellum is located beneath the occipital lobe, towards the back of the brain. Considering the position of each lobe, the frontal lobe is located in the forward part of the brain and is the farthest lobe from the cerebellum. Therefore, the correct answer is a. frontal.
Justify why the predator/prey relationship is a community level interaction.
Answer:
It is an interaction between two different species, so the organism, species and population levels are too low.
Explanation: