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Vaselesa [24]
2 years ago
14

Compare respiratory systems of the earthworm, frog, and squid, explaining how the specimen breathes and what organs are involved

.
Biology
1 answer:
Vinil7 [7]2 years ago
7 0
<span>Earthworm: Gas exchange through skin
</span><span>Snake: Evolution of the trachea, epiglottis, and nostrils </span><span>
</span><span>Frog: Diffusion
</span><span>Squid: The water and oxygen enter the squid's body through the mantle.
</span>is the correct answer.
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Explain the processes of photosynthesis and cellular respiration
Anuta_ua [19.1K]

Explanation:

photosynthesis converts carbon dioxide and water into oxygen and glucose.glucose is used as food by the plant and oxygen as a by-product.

cellular respiration convert oxygen and glucose into water and carbon dioxide water carbon dioxide a byproduct and ATP is energy that is transformed from a process.

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3 years ago
During the light reactions, the pigments and proteins of ____________ use light to send energized electrons through an electron
Nataly [62]

Answer:

The correct answer is - photosystem II; ATP; water; oxygen

Explanation:

The photosynthesis process involves two different cycles known as the light reaction and the dark reaction. In light reaction there are two photosystems; photosystem I and photosystem II.

During light reaction, there are several pigments such as chlorophyll a and other pigments present in photosystem II that trap the light and transfer excited electrons through ETC to produce ATP which is a form of energy used by cells.

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5 0
2 years ago
In what way does water support all life on earth
USPshnik [31]
Water is a key element and necessary thing life needs in order to live and thrive without water everything would die. 
4 0
3 years ago
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In which of these stages is mitosis most important? A tiger cub is born. A tiger cub learns to walk. A tiger cub begins to grow.
butalik [34]

Answer:

A tiger cub begins to grow

Explanation:

because that's when they change the most

5 0
2 years ago
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The shape of the external ear is maintained by ________. Select one: a. hyaline cartilage b. adipose tissue c. fibrocartilage d.
d1i1m1o1n [39]

Answer:

D) elastic cartilage

Explanation:

Cartilage is a connective tissue which is fibrous in composition which provides its physical properties like the softness, elasticity and strength.

There are three types of cartilages- the elastic, hyaline and the fibrocartilage. Among these three the cartilage which forms the external ear is the elastic cartilage. The elastic cartilage is composed of the elastin protein, type II collagen and the elastic fibres. The presence of the elastin proteins and fibres allows the ear to be an elastic organ.

Thus, Option-D is the correct answer.

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2 years ago
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