A individual with Down syndrome (trisomy 21) has how many chromosomes

The Law of conservation of energy states that energy cannot be Question 13 options: A. Stopped or started B. Hot or cold C. created or destroyed D. Kinetic or potential

Which feature of a cell prevents water from entering the cell

in bobcats, long tails (L) are dominant to short tails (l). if all the babies have short tails what kind of tails to the parents have?

Which of the following structures in females is analogous in function to the vas deferens in males? A. urethra B. vagina C. cervix D. oviduct E. uterus

Explain how invasive exotic species are the second most devastating threat to biodiversity next to habitat destruction. Explain your answer in detail (at least 5 sentences).

Organism that grows in colonies and made up of Eukaryotic

What are giant, multinucleated cells that remove and recycle bone matrix called?

A garden is an example of a

During what geological period do the angiosperms become more common

Many questions about ethical concerns and issues of personal morality cannot be answered by science. True False