Refrigeration and freezing are used to preserve foods, because cold causes
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What microbe can thrive and grow in the acidic environment o…
What microbe can thrive and grow in the acidic environment of the human stomach?
The structure produced from the mature ovary in a flowering…
The structure produced from the mature ovary in a flowering plant is the:
Because seed plants have 2 different types of spores, they a…
Because seed plants have 2 different types of spores, they are considered ___________.
Phylum associated with the flatworms:
Phylum associated with the flatworms:
This structure provides a water-resistant protective coverin…
This structure provides a water-resistant protective covering on the upper surface of a leaf:
The simplest land plants are collectively known as
The simplest land plants are collectively known as
In seed plants, __________ are mature sperm-bearing male gam…
In seed plants, __________ are mature sperm-bearing male gametophytes.
Fungi have cell walls composed of _______:
Fungi have cell walls composed of _______:
Specialized structures normally found on the lower epidermis…
Specialized structures normally found on the lower epidermis of a leaf that allow gas exchange to occur: