In peripheral countries, a greater percentage of the labor force is engaged in primary and secondary activities than in tertiary and quaternary activities
Indicate whether this statement is true or false.
TRUE
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In meiotic non-disjunction, meiotic products can be n+1, n-1, or n depending on when non-disjunction occurs
For the n+1 product can you tell if non-disjunction occurred in meiosis I or II if the non-disjunction happened to an autosome? What about a sex chromosome? A. No; yes B. No; no C. Yes; yes D. Yes; no
Modern botanists think that all plants evolved from a common ancestor that was an ancient green alga,
because:a. plants are green like green algae. b. plants live on land. c. they have green leaves. d. they are autotrophs. e. they share many biochemical and metabolic traits.
Autosomal recessive traits
a) occur in one-quarter of all offspring b) can skip generations c) are exhibited only in the offspring of two heterozygous parents d) occur more frequently in females than males e) all of the above answer choices are correct
Which is NOT true of human salivary glands?
A. The production of saliva aids in the mechanical digestion process. B. They produce an enzyme to begin the digestion of starch. C. They can become inflamed and cause tonsillitis. D. There are three pairs that open by ducts into the mouth.