What two types of cells in the human body that can divide endlessly?

The offspring of a cross between a plant with purple flowers are 23 plants with purple flowers and 26 plants with white flowers. What are the genotypes of the parent plants?

What strand of mRNA would be made during transcription using the dna strand shown below CGA TCT

Which occurs during both DNA replication and protein production? A) RNA leaves the nucleus. B) DNA leaves the nucleus. C) RNA unzips. D) DNA unzips.

Infectious agents vary in their size and shape. Which infectious agent tends to be the smallest? A. parasite B. bacteria C. viruses D. fungi

Q1. Which is NOT the benefit of exercise? Enhances the mechanical effectiveness of the heart. Enhance nerve growth factors. Enhance the normal functioning of the immune system. Strengthen bones.

Which hormone is necessary for the growth of endometrial glands which are important for the sustenance of a growing embryo until its implantation?

Chloroplasts are green oval bodies in a leaf. True False

How do cells regulate gene expression using alternative rna splicing?

What caused the population of eagles to drop dramatically

Mendel's "wrinkled" mutation is due to a 800bp insertion of random sequence in the gene sbe1. what is the most likely effect?