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docker41 [41]
2 years ago
13

How does oxygen enter your bloodstream? Please help

Biology
1 answer:
AleksandrR [38]2 years ago
7 0

Answer:

haemoglobin

Explanation:

Inside the air sacs, oxygen moves across paper-thin walls to tiny blood vessels called capillaries and into your blood. A protein called haemoglobin in the red blood cells then carries the oxygen around your body

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What is the main role of the plant vacuole?
adell [148]

Answer:

Vacuoles are membrane-bound sacs within the cytoplasm of a cell that function in several different ways. In mature plant cells, vacuoles tend to be very large and are extremely important in providing structural support, as well as serving functions such as storage, waste disposal

Explanation:

4 0
2 years ago
Which of the following is TRUE?
Umnica [9.8K]

Answer:

a. Glucagon is released by the beta cells of the pancreatic islets of Langerhans.

Explanation:

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3 years ago
Which component of a virus is lacking in a cell?
m_a_m_a [10]

Capsid is the component of a virus that is lacking in its cell

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4 0
3 years ago
Describe how algal blooms form.
kifflom [539]

Answer:

Algal blooms occur when algae multiply very quickly. Blooms can form in waters that are rich in the nutrients the algae need to grow, such as nitrogen, phosphorous, and iron. ... Blooms may become more frequent as the earth warms and the levels of nutrients in our waters increase.

6 0
3 years ago
Pls help me!!
klio [65]

Answer:

In explanation.

Explanation:

What is a punnett square used for?

It is a way to store data and keep track of things. It helps to predict the variations and probabilities that can come from cross breeding.

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All can have 100%, 75%, 50%, or 25% depending on the specific trait.

4 0
2 years ago
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