How many chromosomes do human sex cells have? (1 point)
The actual genetic makeup of an organism for a particular trait is called the ______. The physical characteristic that trait gives the organisms is called the ______. (1 point)
none of the above
Of the following, which represents a homozygous recessive genotype?
Structures in organisms that are no longer of use are called ______ structures. (1 point)
Change in the hereditary features of a type of organism over time is ______. (1 point)
Studying the early growth and development of animals provides clues to their shared ancestry; this field of study is called ______. (1 point)
2. genotype; phenotype
I don't know - Ms. Sue, Wednesday, January 16, 2013 at 8:18pm
I don't know much about science.
7th grade science ms sue please - Delilah, Wednesday, January 16, 2013 at 8:19pm
okay thanks anyway!
7th grade science ms sue please - Bri`anna, Thursday, January 17, 2013 at 3:53pm
Connections student? Well, I just took the test;
1 is correct
2 I think is correct
3 is not, it's TT
As for 4, 5, and 6, I'm not sure of.
7th grade science ms sue please - PsyDAG, Thursday, January 17, 2013 at 7:06pm
7th grade science ms sue please - Lauren, Sunday, May 15, 2016 at 9:29pm
A "normal" human has 46 chromosomes or 23 pairs so if you put 23 then your answer is invalid.
7th grade science ms sue please - Jeff, Sunday, May 15, 2016 at 9:30pm
Lauren, please refrain from making fool out of yourself. A sex cell has 23 chromosomes.