Igneous rockcan be changed into which kind of rocks through heat and pressure

Explain the importance of understanding the process of evolution.

mixer [17]

Answer:

Knowing the evolutionary relationships among species allows scientists to choose appropriate organisms for the study of diseases, such as HIV. Scientists are even using the principles of natural selection to identify new drugs for detecting and treating diseases such as cancer. Environmental change and isolation of groups of organisms play an important role in evolution. Environmental change is any change in an environment to which an organism must adapt. Change can be gradual, such as when mountains or deserts form, other species die out, or new species evolve.

Explanation:

4 0

2 years ago

Removal of a client's peripheral intravenous catheter resulted in brief bleeding and the loss of a small amount of blood. Which

Marta_Voda [28]

Answer:

C) Release of von Willebrand factor (vWF) from the endothelium, not the epithelium.

Explanation:

Hemostasis is the physiological process of reparation and maintenance of a blood vessel to stop excess loss of blood in case of vascular injury. This process occurs in four stages:

Vascular Injury i.e. a breach in the endothelial barrier. This results in the dislodge of endothelial cells, exposing the collagen fibers underneath.
Vascular constriction or vasoconstriction is the constriction of the blood vessels to prevent excessive blood loss.
Platelet plug formation involves the aggregation and adhesion of platelets to the endothelium.
Coagulation

Platelet plug formation occurs by the adhesion of circulating platelets to the collagen fibers that have been exposed by dislodging of the endothelial cells. The endothelium, as well as the platelets release a ligand known as the von Willebrand factor (vWF). This molecule acts as a relay or bridge between the integrin receptors on the platelets and the exposed collagen fibers.

Platelets also release chemicals to attract more platelets to the wound site, resulting in more vWF release. This results in more and more platelets adhering to the endothelium, leading to platelet plug formation.

6 0

2 years ago

What is the macromolecule consists of?

liberstina [14]

They are typically composed of thousands of atoms or more. The most common macromolecules in biochemistry are biopolymers nucleic acids, proteins, carbohydrates and lipids and large non-polymeric molecules such as lipids and macrocycles

7 0

3 years ago

A gland is a group of cells or an organ that

olganol [36]

An organ or group of specialized cells in the body that produces and secretes a specific substance, such as a hormone

6 0

3 years ago

A gene is ____

andriy [413]

A gene is Code for a trait, are small sections with DNA strand, Are blueprints for proteins.

Therefore, Option D. All of the above is correct!!~

4 0

1 year ago