Answer:
a plant has a cell wall and a animal has just cell membrane
The aveolus is surrounded by capillaries. So capillaries carry deoxygenated blood to the alveolus where the oxygen from the alveolus diffuses into the blood in the capillaries. The deoxygenated blood is now oxygenated and is carried out of the lung via capillaries that then merge into the pulmonary vein.
In other words, alveolus does not have oxygenated blood it just puts oxygen into the deoxygenated blood hat this brought in.
Answer:
A homologous pair
Explanation:
In determining the expression trait of humans, this is based on the homologous chromosomes. This in turn comprised of alleles otherwise known as homologous alleles. The homologous loci are thereby located in these alleles which served as the formation of traits when combined.
Hence, normally, A HOMOLOGOUS PAIR is required to determine the outward expression of a trait?
Answer:
well i only know that a male has 23 chromosomes and his hormones are called testosterone ,please follow me and his sex chromosome is <em><u>xy</u></em>
<span>The same amount of wax exists before and after the change.
Wax when melted will be like liquid. Liquid has no definite shape, but definite volume.</span>
