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pshichka [43]
2 years ago
8

How did lungs evolve?

Medicine
2 answers:
Zigmanuir [339]2 years ago
8 0

Answer:

Explanation:

Darwin believed that lungs evolved from gas bladders, but the fact that fish with lungs are the oldest type of bony fish, plus molecular and developmental evidence, points to the reverse – that lungs evolved before swim bladders






Nookie1986 [14]2 years ago
4 0

Answer:

Darwin believed that lungs evolved from gas bladders, but the fact that fish with lungs are the oldest type of bony fish, plus molecular and developmental evidence, points to the reverse – that lungs evolved before swim bladders.

Explanation:

Hope this helps you

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Common, wear-and-tear arthritis, in which repeated use of a joint gradually wears down the articular cartilage, is known as
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Osteoarthritis is the repeated use of a joint which gradually wears down

the articular cartilage.

<h3>What is a Cartilage?</h3>

These are soft connective tissues which are found between bones which

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In most old people, these cartilages being to wear out thereby increasing

the friction between the bone joints. This leads to osteoarthritis which is

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2 years ago
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The superficial transverse perineal muscle acts to support the _____________.
rosijanka [135]

Answer:The superficial transverse perineal muscle arises from the ischial ramus and is inserted into the perineal body. All three superficial muscles are supplied by the pudendal nerve. In the female, the bulbospongiosus is separated from the contralateral muscle by the vagina

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5 0
3 years ago
Which type of gland releases the product by exocytosis?
romanna [79]

Answer:

The merocrine gland releases the product by exocytosis.

Explanation:

The exocrine glands are the glands that produces and secretes substances from a duct onto an epithelial surface. Some of the examples of exocrine glands are salivary glands, mammary glands, sweat glands.

An exocrine gland that excretes the products by the process of exocytosis, is called a merocrine gland. The secretion of the merocrine gland is known as merocrine secretion.

Example of an merocrine gland: pancreatic acinar cells.

Therefore, a gland that secretes the products by the process of exocytosis is the merocrine gland.

5 0
3 years ago
5. The terms ac, al, ary, and ic are all
alexdok [17]

The terms ac, al, ary, and ic are all adjective suffixes meaning "pertaining to."

<u>Explanation:</u>

The terms ac, al, ary, and ic are adjective suffixes. this means that "pertaining to". For instance let us take some words like, Cardiac, cephalic, congenital, integumentary,etc. the meaning of these words are pertaining to heart,head,presence of birth,skin respectively.

Here, the terms ac,al,ary,ic all refers to pertaining to. The term pertaining to refers to the meaning that it belongs to or related to something. It also refers to the meaning of applicable or appropriate or relevant.

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