A student claims that viruses are alive because they have genetic material and can reproduce. Is this student’s claim correct?(1 point)
Responses
No, viruses are not alive because they rely on a host organism to be able to reproduce.
No, viruses are not alive because they rely on a host organism to be able to reproduce.
Yes, viruses are alive because they can reproduce.
Yes, viruses are alive because they can reproduce.
Yes, viruses are alive because they have genetic material.
Yes, viruses are alive because they have genetic material.
No, viruses are not alive because they do not have genetic material nor can they reproduce.
17 answers
No, viruses are not alive because they rely on a host organism to be able to reproduce.
Of the five characteristics of living things, which one is required for the species to survive but does not have to apply to an individual?(1 point)
Responses
response to the environment
response to the environment
use of energy to function
use of energy to function
reproduction
reproduction
growth and change over a life cycle
Responses
response to the environment
response to the environment
use of energy to function
use of energy to function
reproduction
reproduction
growth and change over a life cycle
reproduction
Plant cells can use energy from the sun to make food. Animal cells cannot. Which organelle is responsible for this difference between plant and animal cells?(1 point)
Responses
central vacuole
central vacuole
chloroplast
chloroplast
plasma membrane
plasma membrane
cell wall
Responses
central vacuole
central vacuole
chloroplast
chloroplast
plasma membrane
plasma membrane
cell wall
chloroplast
Which statement about plasma membranes is correct?(1 point)
Responses
Both plant cells and animal cells have flexible plasma membranes.
Both plant cells and animal cells have flexible plasma membranes.
Plant cells have rigid plasma membranes.
Plant cells have rigid plasma membranes.
Plant cells have cell walls instead of plasma membranes.
Plant cells have cell walls instead of plasma membranes.
Animal cells have cell membranes instead of plasma membranes,
Responses
Both plant cells and animal cells have flexible plasma membranes.
Both plant cells and animal cells have flexible plasma membranes.
Plant cells have rigid plasma membranes.
Plant cells have rigid plasma membranes.
Plant cells have cell walls instead of plasma membranes.
Plant cells have cell walls instead of plasma membranes.
Animal cells have cell membranes instead of plasma membranes,
Both plant cells and animal cells have flexible plasma membranes.
Which organelle processes sugar?(1 point)
Responses
endoplasmic reticulum
endoplasmic reticulum
nucleus
nucleus
central vacuole
central vacuole
mitochondrion
Responses
endoplasmic reticulum
endoplasmic reticulum
nucleus
nucleus
central vacuole
central vacuole
mitochondrion
mitochondrion
What is the function of the plasma membrane? (1 point)
Responses
It helps recognize other cells.
It helps recognize other cells.
It contains hereditary material.
It contains hereditary material.
It helps plants maintain their shape.
It helps plants maintain their shape.
It helps filter waste inside the cell.
Responses
It helps recognize other cells.
It helps recognize other cells.
It contains hereditary material.
It contains hereditary material.
It helps plants maintain their shape.
It helps plants maintain their shape.
It helps filter waste inside the cell.
It helps recognize other cells.
Which statement is correct about the function of a pseudopod? (1 point)
Responses
It helps unicellular organisms move.
It helps unicellular organisms move.
It helps unicellular organisms reproduce.
It helps unicellular organisms reproduce.
It helps multicellular organisms move.
It helps multicellular organisms move.
It helps multicellular organisms reproduce.
Responses
It helps unicellular organisms move.
It helps unicellular organisms move.
It helps unicellular organisms reproduce.
It helps unicellular organisms reproduce.
It helps multicellular organisms move.
It helps multicellular organisms move.
It helps multicellular organisms reproduce.
It helps unicellular organisms move.
Which function is due to specialized cells found only in plants? (1 point)
Responses
carrying oxygen to other cells
carrying oxygen to other cells
signalling muscles to move
signalling muscles to move
digesting food
digesting food
photosynthesis
Responses
carrying oxygen to other cells
carrying oxygen to other cells
signalling muscles to move
signalling muscles to move
digesting food
digesting food
photosynthesis
photosynthesis
How are leaf cells and root cells different? (1 point)
Responses
Leaf cells can reproduce, but root cells cannot.
Leaf cells can reproduce, but root cells cannot.
Leaf cells have chloroplasts, but root cells do not.
Leaf cells have chloroplasts, but root cells do not.
Leaf cells have nuclei, but root cells do not.
Leaf cells have nuclei, but root cells do not.
Leaf cells can absorb nutrients from the air, but root cells require soil to absorb nutrients.
Leaf cells can absorb nutrients from the air, but root cells require soil to absorb nutrients.
Responses
Leaf cells can reproduce, but root cells cannot.
Leaf cells can reproduce, but root cells cannot.
Leaf cells have chloroplasts, but root cells do not.
Leaf cells have chloroplasts, but root cells do not.
Leaf cells have nuclei, but root cells do not.
Leaf cells have nuclei, but root cells do not.
Leaf cells can absorb nutrients from the air, but root cells require soil to absorb nutrients.
Leaf cells can absorb nutrients from the air, but root cells require soil to absorb nutrients.
Leaf cells can absorb nutrients from the air, but root cells require soil to absorb nutrients.