Why does crossing over rarely occur in mitosis?

What structure is properly matched with their reproductive role of the reproductive system?

Neutron activation analysis involves bombarding specimens with neutrons and then measuring the resultant: a. X rays. b. Gamma rays. c. Beta particles. d. Alpha particles.

Explain how science uses fossil evidence to support the theory of evolution.

What are the interconnecting spaces that produce and serve as a reservoir for cerebrospinal fluid in the brain called? A. meningesB. ventriclesC. corpus callosumD. insulaE. ganglia

Teeth can tell you what kinds of food a mammal eats. Plant eaters (herbivores) like deer have large, flat molars for grinding plants. Animals that eat both plants and meat (omnivores) have strong canines and molars for tearing and grinding foods.

Poliomyelitis is caused by a virus that spreads easily in human populations. most people with polio infections show no symptoms of disease.

What is the probability that the first offspring from the cross listed below will show the dominant phenotype for all loci? (type as a decimal and round to 5 decimal places) a. AA bb b. Dd ee x c. Aa d. BB dd e. Ee

Student A told Student B that his ears are the most lateral structures on his head. Student B corrected Student A and said that his ears are actually bilateral structures. Which student is correct, and why

These are harmful greenhouse gases that can destroy good ozone and were once found in hairsprays, refrigerators, and air conditioners. Question 4 options: chloroflorocarbons carbon dioxide ozone methane

What can be done to improve soil fertility? A adding fertilizers to the soil B planting legumes C leaving crops unplanted for a season D all of these