BIOD101 BIOD 101 Final Exam:

BIOD101 / BIOD 101 Final Exam:

(Latest Update 2025 / 2026) Essential Biology I with Lab | Questions & Answers | Grade A 100% Correct - Portage Learning

Question:

describe the function of the checkpoints in the cell cycle

Answer:

places along the cycle where processes are halted and mechanisms are deployed to ensure the cell is ready to proceed to a next phase

Question:

fill in the blank in the process of ______ assortment, traits are not inherited together

Answer:

independent

• / 4

Question:

during which phase of the cell cycle is DNA duplicated -G1 -Cytokinesis -S- phase -M- phase

Answer:

s phase

Question:

what is complete dominance

Answer:

a phenotype appears from a dominant trait no matter the genotype

Question:

fill in the blank the ______ end of DNA terminates with a hydroxyl group, while the ______ end terminates with a phosphate group

Answer:

3',5'

• / 4

Question:

which checkpoint in the cell cycle serves as a mechanism to evaluate newly duplicated DNA before mitotic division occurs -m checkpoint -G1 -G2 -S checkpoint

Answer:

G2

Question:

fill in the blank failure of sister chromatids to separate properly is called ______

Answer:

non dysfunction

Question:

fill in the blank the _______ allele is the one that occurs more frequently

Answer:

dominant 3 / 4

Question:

during mitosis, what structured region is used for microtubule attachment specifically during metaphase

Answer:

Kinetochore

Question:

Fill in the blank ______ cells are known as diploid because they have sets of chromosomes, whereas ______ are know as haploid because they have one set of chromosomes

Answer:

somatic, gamete

Question:

fill in the blank _____ is a protein that fluctuates in concentration at different phases of the cell cycle and ______ are specialized enzymes that phosphorylate other proteins to activate or inactivate them

Answer:

cyclin, kinases

• / 4