Exam (elaborations)
OIT-BIO 233 LAB Test with 100- correct answers updated 2024
- Course
- Institution
OIT-BIO 233 LAB Test with 100- correct answers updated 2024
[Show more]
Content preview
OIT-BIO 233 LAB Test with 100% correctanswers updated 2024
Cell Theory - ANSWER- All organisms are made of 1 or more cells
-cells are the basic building blocks of life.
-all cells come from preexisting cells.
Gametes - ANSWER- Haploid reproductive cells
Ovum - ANSWER- egg
Sperm - ANSWER- male gamete (haploid)
zygote - ANSWER- a fusion of gametes from the parents and has inherited the
parental genetic materials.(1st 2 weeks) Diploid***
embryo - ANSWER- name given to an organism the first two months after
fertilization
Implanted embryo - ANSWER- has three phases:
germinal, embryonic, and fetal
germinal phase - ANSWER- first two weeks of embryonic development from
zygote to blastocyst and the implantation of blastocyst into the endometrium of
the uterus.
embryonic phase - ANSWER- between the 3-8 week of embryonic development.
The developing human's organ systems begin to form and is now called an
embryo.
, fetal phase - ANSWER- end of the second month-birth, most organ systems have
started to form and are more mature. the Embryo is then called a fetus
Fetus - ANSWER- end of the second month, most organ systems have started to
form, and the embryo is now called a _____ until birth
gestation - ANSWER- 9 month period for prenatal development. divided into
three-month trimesters.
-carrying of young in the uterus:pregnancy
-conception and development, especially in the mind
first trimester - ANSWER- embryo develops cell layers that are precursors to
organ systems.
second trimester - ANSWER- characterized by growth in length, mass gain, and
the appearance of functional organ systems.
third trimester - ANSWER- increases in length and mass continue to occur, and
all organ systems either become functional or are prepared to become functional
at birth.
morphogenesis - ANSWER- the general term for all the processes involved in the
specialization of cells in the developing fetus and the migration of those cells to
produce anatomical structures and function. EX: development of the heart
cell division - ANSWER- the process in reproduction and growth by which a cell
divides to form daughter cells
somatic cells - ANSWER- these cells of the body (all cells except reproductive
cells) divide by mitosis: which results in daughter cells that have a chromosome
compliment identical to the parent cells. both tthe parent cell and daughter cell
are diploid, meaning that they have 46 chromosomes (23 pairs)
mitosis - ANSWER- process that results in daughter cells that have a
chromosome compliment identical to the parent cell
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller tuition. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
78834 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now