How are prokaryotic cells different from eukaryotic cells?

• prokaryotic cells have chloroplasts and eukaryotic cells do not have chloroplasts

• prokaryotic cell have a cell wall and eukaryotic cells do not have a cell wall

• Prokaryotic cells do not have membrane-bound organelles and eukaryotic cells do have membrane-bound organelles

• prokaryotic cells do not have DNA and eukaryotic cells do have DNA

Which terms below are associated with sexual reproduction of organisms?

• Meiosis, Gametes, Fertilization

• Mitosis, Gametes, Fertilization

• Meiosis, Genetic, Bacteria

• Mitosis, Genetic, Protists

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NGSS.HS-LS3-2

What will most likely be the result if all of mitochondria are removed from a plant cell?

• It will be unable to carry out respiration

• It will lose water through osmosis

• It will break down the ribsomes in the cell

• It will be unable to photosynthesize

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NGSS.HS-LS1-7

NGSS.HS-LS2-5

What process best explains how a nerve cell and a muscle cell can both develop from the same fertilized egg?

• differentiation

• natural selection

• selective breeding

• genetic engineering

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NGSS.HS-LS1-4

During strenuous exercise, body temperature increases. The body responds to the increase in temperature by sweating, which helps the body temperature. Which is demonstrated in this situation?

• excretion

• metabolism

• homeostasis

• sythesis

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NGSS.HS-LS1-3

Before Mitosis begins, which happens before the nucleus starts dividing?

• The cytoplasm separates

• The DNA replicates

• The sister chromatids separate

• The homologous chromosomes cross over

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NGSS.HS-LS1-1

NGSS.HS-LS1-4

What is the function of autotrophs in the carbon cycle?

• to use oxygen to produce glucose

• to take in excess water

• to use carbon dioxide to produce glucose

• to feed on herbivores

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NGSS.HS-LS2-5

Two different populations of birds live in the same area and eat the same types of food. Which most likely describes the relationship between these two populations of birds?

• competition

• mutualism

• parasitism

• predator-prey

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NGSS.HS-LS4-2

A sea turtle has washed up on a remote section of a beach. This is know as s "stranding." Stranding occurs when a dead, sick or injured sea turtle washes up on the shoreline. Which statement best explains why "stranding" should be reported immediately to local authorities?

• The information can be very useful to biologists and managers who are trying to protect the species

• The information can be very useful to protect sea turtle from from predators

• The information can be very useful to local fisherman who try to catch fish that sea turtles eat.

• The information can be very useful to tourists who may want to keep sea turtles as pets

Tags

NGSS.HS-LS2-6

NGSS.HS-LS2-7

NGSS.HS-LS4-5

A strand of DNA has these bases:

AGC CAT GTA TAC

What is the complementary DNA strand?

• ACG GAT CTA TAG

• TCG GTA CAT ATG

• TGC CTA GAT ATC

• UCG CUA CAU AUG