Answer:
Habitat Loss and Climate Crisis
Explanation:
Due to an increasing human population more and more area previously left untouched is being used to fulfill our demands. This leads to habitat loss for the bees and wasps.
Further, a change in climatic patterns might mean some species will find themselves at the right place in the wrong season.
The first one is a.
2 is where water vapor is
Igneous rocks are crwated by heat and pressure they form from lava of the crust surface from melting rocks from the mantle forming bt the cooling and molten magma on earth's surface
Answer:
The correct answer is - crystal form (external shape).
Explanation:
Physical properties are used for the identification of the minerals that include specific gravity, streak, texture, luster color, hardness, cleavage, and crystal form.
The most common physical property of the minerals in crystal form or external shape of the mineral. This is the property of the mineral that gives an idea about the homogenous possessing a 3-D internal order.
Answer:
Replacing skin defects has witnessed several developments over the centuries. It started with the introduction of skin grafting by Reverdin in 1871. Since then, varieties of skin grafting techniques have been used successfully. Despite being clinically useful, skin grafts have many limitations including the availability of the donor site especially in circumstances of extensive skin loss, immune rejection in allogenic skin grafts, pain, scarring, slow healing and infection.1,2 For these reasons, scientist have worked hard to find skin substitutes to replace skin defects without the need for a "natural" skin graft. These materials which are used to cover skin defects are called "Skin substitutes". This article briefly discusses the common types of skin substitutes and their clinical uses.