BIOLOGY MIDDLE SCHOOL

How is blood in lungs oxygenated.​

Answers

Answer 1
Answer:

Explanation: since the blood enters the right atrium and passes through the right ventricle. The right ventricle pumps the blood to the lungs where it becomes oxygenated.

Related Questions

A scientist claims to have found a fossil that is more than 6 billion years old. Why is the scientists claim false?A. Fossils disentegrate after 10,000 years.B. Earth had not yet formed 6 billion years ago.C. The hot magma covering early earth would have destroyed fossils.D. Life did not emerge on earth until 5 billion years ago.
20 points easy questionduring which era did amphibians appear? Mesozoic Cenozoic Paleozoic Precambrian
Which statement correctly uses the model above to explain how mitosis maintains genetic continuity? A. The chromosomes in cell 1 are the same as in cells 6.B. Crossing-over occurs in cell 4. which increases genetic diversity in cells 6.C. When the nuclear membrane reforms in cell 5. each nucleus becomes diploid in number. Option 3D. The independent assortment that is represented in cell 2 ensures that cell 3 has the correct number ofchromosomes.
Which type of cells form through meiosisA.sex cellsB.body cellsC.zygote cellsD.epithelial cells
What are the parts of a nucleotide

When a pathogen, or infectious agent, invades an organism, which cells produce antibodies to fight infection? A) red blood cells

Answers

white blood cells fight infection 
The white blood cells produces antibodies to fight infections. They exist in our bodies as defenders /for defence.

what is the difference between endothermic reactions and exothermic reactions for biology? Also, what are the reactants of photosynthesis?

Answers

Endothermic reactions require energy

Exothermic reactions release energy

The reactants of photosynthesis would be Carbon dioxide and water.

Suppose you are trying to build support for your theory about what kind of food an extinct sea creature ate.Which of the following could be evidence supporting your theory?
A. photos of modern sea creatures
B. charts showing the most popular kinds of seafood
C. fossils showing the contents of the creature's stomach
D. maps showing the edges of Earth's oceans at the time that the creature lived

Answers

C or D but I’m leaning more towards D because the maps could show you what kinds of plants and animals lived there that’s the animal could have eaten

Difference between family planning and birth control

Answers

‘Family planning’ is a broad term that includes any measures taken to responsibly prevent pregnancy (birth control, contraception, planning, abortions, permanent infertility procedures, etc.).
Birth control, however, is specifically designed to intervene in a woman’s natural hormones to drastically reduce the possibility of pregnancy (much like contraception)

Which symbol in a chemical equation separates the reactants from the products?
11 T
AI +

Answers

Answer: Answer: B

Explanation: I just took the test

Answer:

its B. the arrow

Explanation:

When a Gila monster uses a rock for shade from the noonday sun, it is interacting witha. an abiotic factor
b. another organism
c. an ecosystem
d. its community

Answers


The answer is A. An abiotic factor
Other Questions
Plant and animal cells have many of the same organelles. Which organelle do they NOT share? a. cell membrane b. mitochondriac. central vacuole
Water molecules are attracted to the molecules in the wall of the glass container
Mengapa tumbuhan dan hewan langka perlu dilestarikan agar tidak punah?
Which of earth layers has the same chemical composition as the mesosphere