Conifers do not have flowers to attract pollinators. Instead, fertilization occurs
A) as the sperm and egg unite inside the woody cone.
B) when the endosperm takes the place of the male gametes.
C) via wind pollination.
D) when birds transfer pollen in their droppings after eating the pine seeds.
E) when insects coated with pollen are trapped in the sticky resin.
C
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Consider the data in Fig. 46.11 illustrating the survivorship curve of the Lime Swallowtail butterfly. As indicated in your text, the survivorship from the egg to larval stage is 68%. Calculate the survivorship from the egg to pupal stage
What will be an ideal response?
What catalyzes the formation of peptide bonds between amino acids?
a. the ribosome. b. tRNA. c. mRNA. d. the neighboring amino acid. e. the codon.
The amount of air left in the lungs at the end of a maximal exhalation is the ____________________. Fill in the blank(s) with the appropriate word(s)
Extracts from the ginkgo tree are sold in over the counter (OTC) medicines purported to increase
memory. Extracts from what other gymnosperm are also sold in OTC medicines, some of which have useful effects and others of which have controversial effects? a. Archaeopteris b. Eucalyptus c. Ephedra d. Sequoiadendron e. Welwitschia