Biology sem 1 wk 2

Which scientist revolutionized the way biologists think about the evolutionary history of eukaryotes?

• Margulis

• Schleiden

• Pasteur

• Virchow

Which organelle produces protein for a cell?

• endoplasmic reticulum

• ribosome

• nucleus

• golgi complex

Which organelle is large in plant cells but small or absent in animal cells?

• centriole

• chloroplast

• vacuole

• nucleolus

How do carrier proteins facilitate active transport?

• Carrier proteins block the plasma membrane.

• Carrier proteins create an isotonic solution.

• Carrier proteins move substances from a low to high concentration.

• Carrier proteins move substances from a high to low concentration.

Which organelle is called the "powerhouse of the cell"?

• vesicle

• ribosome

• mitochondria

• nucleus

Tags

NGSS.HS-LS2-5

A pump located in a cell's plasma membrane transports sodium and __.

• potassium

• oxygen

• carbon dioxide

• hydrogen

Tags

NGSS.HS-LS1-3

Which of the following is an autotroph?

• wolf

• daisy

• mushroom

• earthworm

Tags

NGSS.HS-LS1-5

NGSS.HS-LS2-5

__ is formed during the light-independent phase of photosynthesis.

• NADPH

• ATP

• oxygen

• glucose molecules

A black widow spider snaring an insect to eat is an example of an organism called a(n) __.

• heterotroph

• insect

• arachnic

• organelle

Tags

NGSS.HS-LS2-3

__ is recycled through the Krebs cycle.

• FAD

• rubisco

• citric acid

• oxygen