During gastrulation in frog embryos, cells migrate into the blastopore by a process called ____
a. invagination
b. involution
c. cleavage
d. induction
e. adhesion
ANSWER: b
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Rhizosphaera needle cast is a fungal disease that affects spruce trees. Which of the following biomes would be most severely affected by an outbreak of this disease?
A. tundra B. temperate deciduous forest C. prairie D. taiga E. tropical rain forest Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content · What do you already know about biomes? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Which type of proteins is embedded in the cell membrane in both active transport and facilitated transport?
A. carrier B. cytoskeletal C. structural D. targeted
STR alleles differ by the number of copies of a set of nucleotides, such as AGA
a. True b. False Indicate whether the statement is true or false
Porous geological structures below the plant root zone where water flows are known as glaciated subterranean lakes.
Answer the following statement true (T) or false (F)