D
Punctuated equilibrium is a series of small, gradual changes over long periods of time.
Answer:
False
Explanation:
Though metabolic reactions include formation and breakdown of non-protein biomolecules such as sugars, lipids, etc., gene mutations affect the metabolism.
All the metabolic reactions are driven by enzymes. Enzymes are proteins that have catalytic powers. Mutation in the genes of any of the enzymes of metabolic pathways would affect the pathway.
Answer:
It is diffusion
Explanation:
The dye is moving through the paper without the use of energy and is going from areas of high concentration to areas of low concentration
Archaea are ancient bacteria that are the ancestors of
modern bacteria.
a) Archaea are not bacteria and are not the ancestors
of modern bacteria.
b) Archaea are not bacteria and are the ancestors of
modern bacteria.
c) Archaea are modern bacteria that are the
descendants of ancient bacteria.
d) Archaea are ancient bacteria that are the ancestors
of Eukarya.
Bacteria differ from eukaryotes in having no nucleus,
mitochondria, chloroplasts, or ribosomes.
a) Bacteria differ from eukaryotes in having no
nucleus, chloroplasts, or ribosomes, but, like all cells,
have mitochondria.
b) Bacteria differ from eukaryotes in having no
mitochondria, chloroplasts, or ribosomes, but, like all
cells, have nucleus.
c) Bacteria differ from eukaryotes in having no
nucleus, mitochondria, or ribosomes, but, like all cells,
have chloroplasts.
d) Bacteria differ from eukaryotes in having no nucleus, mitochondria, or chloroplasts, but, like all
cells, have ribosomes.
Answer:
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