Why the nucleus of a sperm cell is different from the nucleus of body cells?

Why processing of fish and shellfish is neede?

What type of information do scientist use to determine the approximate age of the earth? water layers of rock fossils atmospheric pressure

The tail of a comet usually faces A) toward the Sun. B) away from the Sun C) toward the Earth. D) away from the Earth.

A teacher makes the analogy that stem cell research did for medicine what the Internet did for communication. What is meant by this analogy? A. Stem cells allow for communication between cells. B.

Eighty-year old mary urinates small amounts of urine quite often, likely due to bladder shrinkage and loss of bladder tone. what age-related condition does she have?

How do sieve tube member (stm) cells differ from tracheids? stm cells function as living cells; tracheids function as dead cells stm cells lack a companion cell; tracheids have a companion cell stm cells occur in angiosperms;

Which systems act on the same organs but in opposite ways? a. the central and peripheral nervous systems b. the sympathetic and parasympathetic nervous systems c. the somatic and enteric nervous systems

A client with a magnesium concentration of 2.6 meq/l (1.3 mmol/l) is being treated on a medical-surgical unit. which treatment should the nurse anticipate will be used

Define the Neolithic revolution

Which is the largest level of classification of these options? O A. Class O B. Family O O C. Order D. Phylum