Answer:
A) an error in either egg or sperm meiotic anaphase
Explanation:
A condition in which human contain 45 chromosomes instead of 46 is called aneuploidy or abnormal chromosome number. The most common cause of aneuploidy happens during cell division when the chromosomes do not separate properly between the two cells.
A missing chromosome or an extra chromosome is a common cause of genetic disorders.
Yes. all life on the earth would come to an end.
Reason- oxygen is important for survival on earth. so plants are the pnes providing oxygen and if they are not present then we will all die.
The options aren’t there but here’s a few facts.
Genotypes are the alleles present in order to form a phenotype. A phenotype is the traits present based on the genotype or genetic code. For example, if you have two dominant alleles (which is a genotype)... let’s say C (as in the dominant allele stands for curly hair) Then if the genotype was CC or Cc the phenotype would be curly hair. If the genotype was cc than the phenotype would be straight hair.
Answer:B
Explanation:
WHEN WE RESPIRE THE CO2 EXCHANGES TO 02 IN THE ALEVOLI
The respiratory and circulatory systems bring oxygen and nutrients to the cells. The respiratory and circulatory systems work together to maintain homeostasis. The respiratory system moves gases into and out of the blood.
