subject
Biology, 20.05.2021 01:20 silvermansachs9189

The picture represents a structure of the respiratory system. Alveoli in the lungs.

Which is the function of this structure?

to bring air into the body

to exchange oxygen with carbon dioxide

to carry air to the lungs

to release oxygen from the body

20 pts available

ansver
Answers: 2

Another question on Biology

question
Biology, 21.06.2019 16:00
In a relatively small iguana population the allelic frequency is tracked for three generations. webbing is a recessive allele; no webbing is the dominant allele. during one very rainy spring and summer, a flood washes all the iguana without webbed feet out to sea. by the fall, and three generations later, you have the gene pool seen here.
Answers: 3
question
Biology, 21.06.2019 22:00
Fan egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union? a) all future somatic cells of the organism will contain the (2n + 1) number of chromosomes. b) all future somatic cells of the organism will contain the (2n - 1) number of chromosomes. c) only certain somatic cells of the organism will contain the (2n + 1) number of chromosomes. d) all future somatic cells of the organism will contain the normal diploid number of chromosomes.
Answers: 2
question
Biology, 22.06.2019 09:50
What is the genotype of the male circled in pink? ο χου lo xay xaya done answer was xay
Answers: 2
question
Biology, 22.06.2019 10:00
In which squares should the phrase "green pods" appear a) a and d b) b and e c)a,c, and d d)a,b,c,d and e
Answers: 1
You know the right answer?
The picture represents a structure of the respiratory system. Alveoli in the lungs.

Whi...
Questions
question
Mathematics, 11.01.2021 17:50
question
Mathematics, 11.01.2021 17:50
question
Mathematics, 11.01.2021 17:50
question
History, 11.01.2021 17:50
question
Mathematics, 11.01.2021 17:50
question
Mathematics, 11.01.2021 17:50
question
Mathematics, 11.01.2021 17:50