Biological Quiz

How many chromosomes are there in the human genome?

• 23

• 28

• 34

• 46

Which is not a cell signaling based on distance?

• Autocrine

• Neocrine

• Paracrine

• Endocrine

Which omics layer's signature includes alternative splicing events?

• Genomics

• Transcriptomics

• Proteomics

• Metabolomics

In the context of cell-cell communication, which molecules act as "signals" that initiate communication between cells?

• Transcription factors

• Ligands

• Enzymes

• mRNA transcripts

What is the main challenge in analyzing single-cell RNA sequencing (scRNA-seq) data compared to bulk RNA-seq?

• It requires more biological samples.

• It has higher levels of technical noise and dropout events.

• It produces fewer reads per sample.

• It cannot capture dynamic gene expression changes.