Answer:
D. By diffusion across a capillary wall
Explanation:
D is the best answer because gas exchange takes place in our lungs. Our lungs have alveoli which have a network of tiny blood vessels called capillaries, here the O2 diffuses the capillary wall to enter the bloodstream, and similarly CO2 diffuses out and we exhale it our from our lungs.
Answer:
List of options to choose from to complete the question:
A. Aneuploidy
B. Polyploidy
C. Translocation
D. Monosomy
E. Duplication
The CORRECT ANSWER IS A.
A. Aneuploidy.
Explanation:
Aneuploidy results from unusual number of chromosomes in a cell, e.g a human cell with 45 or 47 chromosomes other than 46.
It's mostly seen in Trisomy e.g. trisomy 21 (Down syndrome), trisomy 13 (Patau syndrome) and trisomy 18 (Edwards syndrome).
Answer:
I dont know what your experiment is but the control variable is the thing your keeping the same.
Explanation:
Answer: Height is controlled by more than one gene
Explanation:
Polygenic = multiple-gene inheritance. If you break it down into it's roots poly = many and gen = gene, which literally translates to many genes.
This is false. The tube that leads from the mouth to the stomach is called the esophagus. The trachaea leads from the mouth to the lungs, and is used in respiration, not digestion.
Hope that helped! =)
