A fossil of a plant is found that appears to have several seeds all completely enclosed in a single outer covering. This plant probably belongs to what group?
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Which of the following forms from dermal tissue?
Which of the following forms from dermal tissue?
Both mosses and ferns “show their aquatic ancestry” because:…
Both mosses and ferns “show their aquatic ancestry” because:
Which is NOT a characteristic of echinoderms like sea stars?
Which is NOT a characteristic of echinoderms like sea stars?
In addition to forming the zygote (embryo), what else is fo…
In addition to forming the zygote (embryo), what else is formed from double fertilization in angiosperms?
Narrow parallel-veined leaves are:
Narrow parallel-veined leaves are:
Acapulco _______ en México.
Acapulco _______ en México.
The endocrine gland that releases the greatest variety of ho…
The endocrine gland that releases the greatest variety of hormones is the:
Some annelids, like the earthworm, exchange gases through th…
Some annelids, like the earthworm, exchange gases through their:
This organism is chemoheterotrophic, has a cell wall, is not…
This organism is chemoheterotrophic, has a cell wall, is not mobile, has a nucleus, and is a decomposer.