Cell Biology Answers

Which of the following texts proposed the possible origin of humans from monkeys?

a. Muqaddimah

b. Kitab-al Hayawan

c. De Generatione Animalium

d. De Generatione Humanis

Mendel chose peas because their reproductive structures allow self-fertilization through self-pollination. Why is this important for genetic studies?

a. to establish true-breeding strains to increase the chances of producing offspring.

b. to facilitate the hybridization process

c. to prevent the possibility of abortion among seeds

Smooth pods in peas is a dominant trait. Which of the following is not true about the genotype of the trait?

A. It is always heterozygous

B.Its allele will always mask the allele for a constricted pod

C. It can be either homozygous or heterozygous

D. It can manifest by having one copy of the allele

Who believed that humans can be traced by fossils?

While proper filtration technique showed the location of the dye, it did not explain the process by which the dye moved to that location. Provide evidence that the dye moved to that location by active transport and not by simple diffusion.  

hile proper filtration technique showed the location of the dye, it did not explain the process by which the dye moved to that location. Provide evidence that the dye moved to that location by active transport and not by simple diffusion.  

A certain mutation resulted in an impaired scaffold protein synthesis in a stem cell. Which of the following proccesses is most likely affected by this mutation?

A. Cellular division

B. Cellular transportation

C. Cellular respiration

D. Cellular recycling

Consider three genes, Aa, Bb and Cc, each of which affects a different character. The three genes are located on different chromosomes. Calculate the probability of obtaining: a) An Aa BB Cc zygote from a cross of Aa Bb Cc x Aa Bb Cc b) An Aa BB cc zygote from a cross of aa BB Cc x AA bb CC

Is it more detrimental to have an extra copy of a large chromosome or an extra copy of a smaller chromosome?

What are the similarities and differences between endocytosis and exocytosis?