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 Biology Questions

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Q:

Body cells that respond to insulin include

A) Liver cells B) Endothelial cells
C) Skin cells D) Bone cells
 
Answer & Explanation Answer: A) Liver cells

Explanation:

Body cells that respond to insulin include liver cells and many other cells in the human body.

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Q:

Which part of flower produces pollen grains that are generally yellowish in color?

A) Sepals B) Petals
C) Stamens D) Carpels
 
Answer & Explanation Answer: C) Stamens

Explanation:
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Q:

When does DNA replication happen?

A) S - phase B) M - Phase
C) Prophase D) Anaphase
 
Answer & Explanation Answer: A) S - phase

Explanation:

DNA is replicated during the S-Phase in the interphase of a cell.

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Q:

Nematodes and arthropods both

A) are suspension feeders B) have ciliated larvae
C) develop an anus from the blastopore (pore) formed in the gastrula stage D) grow by shedding their exoskeleton
 
Answer & Explanation Answer: D) grow by shedding their exoskeleton

Explanation:
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Q:

Gastrulation is the process that directly forms the

A) Ectoderm B) Endoderm
C) Mesoderm D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Gastrulation rearranges the cells of the blastula and ultimately forms the three germ layers of the embryo. The primary layers that will form all of the major body and organ systems of the organism, these germ layers include the ectoderm, mesoderm, and endoderm.

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Q:

The functional connection between two neurons is a

A) Axon B) Synapse
C) Neuroglia D) Dendrites
 
Answer & Explanation Answer: B) Synapse

Explanation:

The functional connection between two neurons is a Synapse.

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Q:

What base is found on RNA but not on DNA?

A) Uracil B) Thymine
C) Adenine D) None of the above
 
Answer & Explanation Answer: A) Uracil

Explanation:

Uracil is present in RNA and binds to adenine whereas thymine is present in DNA and binds to adenine.

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Q:

Meiosis ii is similar to mitosis in that

A) the daughter cells are diploid B) sister chromatids separate during anaphase
C) DNA replicates before the division D) All of the above
 
Answer & Explanation Answer: C) DNA replicates before the division

Explanation:
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