Plant species in the Santa Catalina Mountains have moved to higher ________ due to the effects of climate change
Fill in the blank(s) with correct word
elevation
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The place where pollination occurs is the
a. stigma. b. micropyle. c. anther. d. receptacle. e. style.
In recombinant DNA techniques, the gaps in the paired DNA fragments are closed by ____
a. restriction enzymes b. DNA ligase c. DNA polymerase d. DNA replicase e. reverse transcriptase
?
Figure 27.5
Use the figure above to answer the following question.
The letter "A" in the accompanying figure represents ____.
A. pericycle B. endodermis C. primary xylem D. root cortex E. primary phloem
Answer the following questions true (T) or false (F)
1. Cleavage and gastrulation take place in animals such as humans and birds but not in frogs. 2. Early vertebrate embryos share a general similarity in shape in the period following somite development. 3. Cells first arrange themselves into layers during organogenesis.